What is the historical background of Portugal's occupation of Macao?

Macau is a special administrative region of People's Republic of China (PRC). 1557 Portuguese obtained the right of abode: 1887 12 1 When Portugal occupied Macao, Macao began to be forcibly leased by Portugal and became the first territory of European countries in East Asia. 1999,1On February 20th, 1999, Portugal ended its rule over Macao and the political power was handed over to People's Republic of China (PRC).

Portugal

Portugal, whose full name is Republica Portugal, is a * * * republic country, located in the southwest of Europe.