Here are some of the major countries where Portuguese is an official language:
* Brazil: The largest country in South America, with a population of over 200 million, making it the largest Portuguese-speaking country in the world.
* Portugal: The country where Portuguese originated, located on the Iberian Peninsula in Europe.
* Angola: A country in southwestern Africa, with a significant Portuguese influence due to its colonial history.
* Mozambique: A country in southeastern Africa, also heavily influenced by Portuguese during its colonial era.
* Cape Verde: An archipelago nation in the Atlantic Ocean, off the coast of West Africa.
* Guinea-Bissau: A country in West Africa, bordering Senegal and the Atlantic Ocean.
* Sao Tome and Principe: Two islands in the Gulf of Guinea, off the coast of Central Africa.
* East Timor: A small country in Southeast Asia, which gained independence from Indonesia in 2002.
It's important to note that there are many other smaller countries and regions where Portuguese is spoken, often as a second language or in specific communities.