What is a supermajority, and what activities of the senate require it

The House may, by a simple majority vote, impeach a federal official (such as, but not limited to, the president, vice president, or a federal judge). Removal from office (and optional disqualification from any Federal, State or local office) requires a two-thirds supermajority of the Senate.

countries such as spain, france and portugal colonized the region. although most of latin america was colonized by spain, the countries of portugal and france also had major influences on the region. due to war and disease, native populations were decimated.

is there a year set? the question is incomplete