European mariners and traders begin to form settlements in present-day Mauritania.
Mauritania becomes a colony of France.
Mauritania gains its independence from France.
Mauritania joins the Arab League.
Traditional slavery is formally abolished, although it still prevails in some parts of the country.
Racial tensions between Arab-Berber and Black African communities erupt into violence and riots. Thousands of black African citizens are deported to Senegal and Mali, the government runs state-sponsored killings, and thousands of Black Africans are purged from the military and government.
$1.1 billion of the country’s debt is forgiven.
Offshore oil production begins.
The African Union readmits Mauritania after the country was suspended following the military coup in 2005.