Portugal was the first European nation to build a global maritime empire. It was also, paradoxically, the last to dismantle that empire. The sun didn’t set on the Portuguese empire until 1999, when Portugal handed over the last of its significant colonial possessions—Macau—to China. This extraordinary longevity—the Portuguese empire lasted, in some form, from 1415 until 1999—meant that Portugal’s colonial legacy is in many ways still being processed and understood.

The empire spanned centuries and continents. It included Brazil, the richest and most economically significant of all Portuguese colonies; the African colonies of Angola, Mozambique, Guinea-Bissau, Cape Verde, and São Tomé and Príncipe; pockets of territory in India; and the Asian enclaves of Macau and East Timor. The history of these territories and their relationship to Portugal is complicated, involving enormous wealth and terrible exploitation, genuine cultural exchange and brutal suppression of indigenous cultures.

Brazil: The Jewel and the Engine

Brazil was Portugal’s most important and most profitable colony. When Pedro Álvares Cabral stumbled upon it in 1500, he claimed it for Portugal. For the first decades, it was a source of wood—brazilwood, which produced a valuable red dye. But soon, Portuguese planters realized that the real wealth was in sugar.

Sugar cultivation required enormous labor forces. The Portuguese enslaved the indigenous populations of Brazil, forcing them to work on massive plantations. The work was brutal, and the indigenous people died in huge numbers from the combination of overwork, disease, and maltreatment. Millions died. To replace the dying indigenous workforce, the Portuguese began importing enslaved people from Africa.

The transatlantic slave trade, one of history’s greatest crimes, was pioneered and perfected by the Portuguese. Portuguese ships carried human beings from the coasts of Angola, Congo, and Mozambique across the Atlantic to Brazil. The journey took months. Many died in the hold of the ship. Those who survived faced a lifetime of enslavement on the sugar plantations.

The numbers are staggering. Over the nearly 400 years that the slave trade lasted, approximately 4.9 million African people were forcibly transported to Brazil in Portuguese ships. This represented about 46% of all people forcibly transported across the Atlantic. No nation was more central to the slave trade than Portugal. The wealth of Lisbon, the beauty of the Baixa Pombalina, the grandeur of the Jerónimos Monastery—much of this was built on sugar profits that were themselves built on human slavery.

Brazil’s independence came in 1822, when the country declared itself independent under Emperor Pedro I (the son of the Portuguese king). But the connection to Portugal remained strong. Portuguese remained the language. Portuguese cultural influence remained dominant. The relationship between the two countries was paternalistic and economically exploitative—Portugal benefited from the new nation’s wealth without bearing the costs of governance.

By the twentieth century, Brazil had become the dominant economic power in the Portuguese-speaking world, but the cultural and linguistic connection to Portugal remained strong. Today, Brazil is by far the largest Portuguese-speaking nation—with over 200 million people—and the most economically powerful. In a real sense, Portugal’s greatest colonial legacy is the creation of this enormous nation and culture.

The African Colonies and the Long Wars

While Brazil eventually became independent, Portugal held onto its African colonies much longer. Guinea-Bissau, Angola, Mozambique, Cape Verde, and São Tomé and Príncipe remained Portuguese colonies until 1974-1975. This is a remarkable fact when you consider that most African nations had achieved independence by the 1960s. Portugal, under Salazar and then Caetano, refused to let go.

The refusal to acknowledge reality eventually exploded into violence. Starting in 1961, independence movements in Angola, Mozambique, and Guinea-Bissau launched armed revolts. The Portuguese military responded with force. What followed were thirteen years of brutal colonial wars—wars that were unwinnable and increasingly pointless, but which Portugal’s government refused to end.

The human cost was enormous. Estimates of the death toll in these wars range from 100,000 to perhaps a million people, when you count direct combat deaths, deaths from disease, and the impact of the wars on civilian populations. Portuguese soldiers—many of them conscripted young men with little choice in the matter—suffered terribly. Over 100,000 Portuguese soldiers were killed or wounded. The wars created a generation of traumatized veterans and grieving families.

For the people of Angola, Mozambique, Guinea-Bissau, Cape Verde, and São Tomé, the wars were catastrophic. They disrupted society, destroyed infrastructure, and created conditions for civil wars that would continue long after independence. Angola, in particular, suffered from a brutal civil war that lasted until 2002, decades after independence. The colonial wars didn’t end with independence—they just transformed.

The colonial wars were a major factor in creating the conditions for the Carnation Revolution of 1974. The military officers who eventually conspired to overthrow the regime were primarily motivated by the realization that these wars couldn’t be won and shouldn’t continue. When the revolution succeeded and a democratic government came to power, one of its first acts was to end the wars and recognize the independence of the African colonies.

The Impact on the Colonies

The immediate aftermath of independence was chaotic and painful for the former colonies. Angola descended into a civil war between different factions, with foreign powers (the Soviet Union and Cuba supporting one side, the United States and South Africa supporting the other) using the country as a proxy battlefield. Mozambique suffered similarly. Guinea-Bissau and Cape Verde managed somewhat better, but all of the newly independent nations faced the enormous challenge of building functioning states from the ground up, without much help.

The Portuguese, upon leaving, didn’t really transfer power or build institutions. There was no Marshall Plan for the newly independent nations. The colonial infrastructure was destroyed or abandoned. The economies were disrupted. The newly independent nations had to figure out how to govern themselves with minimal experience and with the trauma of colonial rule and warfare still fresh.

In some ways, this was a continuation of the colonial legacy—the Portuguese had exploited these territories for resources but hadn’t built functioning civil societies. The colonial period had extracted wealth and left behind underdevelopment. The newly independent nations inherited this situation.

The Lusophone World

Despite the brutality and exploitation of colonialism, the Portuguese empire did create something lasting: the Portuguese language became a global language, and it created a network of former colonies—now independent nations—that share the Portuguese language and Portuguese-influenced culture.

Today, the Community of Portuguese Language Countries (Comunidade dos Países de Língua Portuguesa, or CPLP) includes Portugal, Brazil, Angola, Mozambique, Cape Verde, Guinea-Bissau, São Tomé and Príncipe, East Timor, and Equatorial Guinea. These nine countries are connected by the Portuguese language and by history, though not by any formal political union.

This “lusophone world” is important culturally and economically. Brazilian culture influences Portuguese culture and vice versa. Portuguese language is spoken by over 250 million people worldwide, making it the fifth or sixth most widely spoken language in the world. This linguistic unity is a consequence of colonialism—but it’s also a legacy that has created genuine connections and exchanges between peoples.

It’s a complicated legacy. On the one hand, the Portuguese language connects people across continents and allows for communication and cultural exchange that might not otherwise exist. On the other hand, the language exists globally only because of colonial conquest and the devastating imposition of the colonizers’ culture on indigenous peoples. Both things are true simultaneously.

Macau and the Final Handover

Macau was Portugal’s last significant colonial possession. Located on the coast of southern China, it had been a Portuguese trading post since the sixteenth century. It was a fascinating, unique place—a fusion of Portuguese and Chinese culture, a place where East and West mingled in ways that were rare in the world.

For centuries, Macau was important as a trading port. But as European powers established formal colonies in China and as China modernized in the twentieth century, Macau became less strategically important. It remained a Portuguese territory, but it was increasingly isolated and dependent on China.

In 1999, Portugal handed Macau back to China in a ceremony that was supposed to mirror the British handover of Hong Kong two years earlier. The handover was peaceful and organized. Macau became a Special Administrative Region of China, with some autonomy but ultimately under Chinese control.

The handover of Macau in 1999 marked the symbolic end of the Portuguese empire. It was a moment of reflection for Portugal—five hundred years of overseas empire were over. The nation had transformed from a global imperial power to a relatively small European country, integrated into the European Union, focused on its European identity rather than its imperial past.

Reckoning with Colonial Legacy

Portugal’s relationship with its colonial legacy is still being worked out. Unlike some colonial powers, particularly Britain and France, Portugal never really developed a language or framework for discussing its colonial past. The Salazar regime had promoted “Lusotropicalism”—the idea that the Portuguese had developed a unique, benevolent form of colonialism that avoided the racism and exploitation of other colonial powers.

This was propaganda. The Portuguese colonies were exploited like all colonies. The indigenous peoples were oppressed, enslaved, or marginalized. Racism was endemic. The idea that Portuguese colonialism was somehow gentler or more humane than British or French colonialism was a fiction.

But because this fiction was promoted so extensively, Portuguese society never really had the kind of honest reckoning with colonialism that some other countries have attempted. The museums and memorials in Portugal are often ambiguous about this history—they don’t hide it, but they don’t fully confront it either.

In recent years, there has been more willingness to face this history directly. Younger Portuguese scholars and thinkers have begun to interrogate the colonial past more honestly. Memorials to enslaved people have been erected in Lisbon. The conversations are happening, though more slowly than in some other nations.

The Living Legacy

Today, the Portuguese colonial legacy is visible in multiple ways. Millions of people speak Portuguese as a result of colonialism. Cultural practices, architectural styles, cuisine, and religious traditions in Brazil and Africa bear the mark of Portuguese influence. Portugal’s economy is intertwined with its former colonies, particularly Brazil.

But the legacy is also one of inequality, exploitation, and ongoing disadvantage. Many of the former colonies remain economically underdeveloped. Angola is rich in oil but hasn’t managed to translate that into broad prosperity for its people. Mozambique and Guinea-Bissau remain among the poorest countries in the world. The wars fought to maintain colonialism destroyed infrastructure and societies that are still recovering.

The relationship between Portugal and its former colonies is complex and still evolving. There’s genuine affection and connection between peoples—the shared language creates real bonds. But there’s also residual resentment about the colonial period and its consequences.

For travelers interested in this history, the best approach is to engage with it directly. Visit the museums that address colonial history. Read books by historians from the former colonies as well as Portuguese historians. Understand the full complexity of this legacy—the connections created and the harm done, often simultaneously. Only by understanding this history honestly can we understand Portugal and the broader world in its wake.