1878. Portugal begins the colonization of Guinea-Bissau.
1973. Guinea-Bissau declares independence.
1974. Guinea-Bissau becomes independent from Portugal. Luis Cabral becomes president.
1980. Joao Vieira overthrows Cabral and assumes the presidency.
1997. Guinea-Bissau joins UEMOA.
1998. Civil war breaks out after Vieira dismisses the army chief.
1999. Government of national unity is installed. The Senegalese and Guinean troops who had come to aid Vieira withdraw.
1999. Vieira is ousted. Multi-party elections are held.
2000. Kumba Iala is elected president.