Correct Option: D

East Timor was colonized by Portugal in the 16th century, and was known as Portuguese Timor until Portugal's decolonization of the country. In late 1975, East Timor declared its independence, but later that year was invaded and occupied by Indonesia and was
declared Indonesia's 27th province the following year. In 1999, following the United Nations-sponsored act of self-determination, Indonesia relinquished control of the territory and East Timor became the first new sovereign state of the 21st century on May 20, 2002.