As of _________, When the United Nations Declaration on the Rights

As of _________, when the United Nations Declaration on the Rights of Indigenous Peoples was adopted by the U.N. General Assembly, the U.S. government was among only four of the 192 countries to vote against these rights. (Later, under President Barack Obama, the government reversed this position.)

A) 1970
B) 1984
C) 1993
D) 2007