When were the pyramids of Giza discovered

In 1964 congress of racial equality and the student nonviolent coordinating committee launched

From 1990 to 2008, by what percent did the world’s most developed economies cut their greenhouse gas emissions?

Four score and seven years ago our fathers brought forth on this continent a new nation, conceived in liberty, and dedicated to the proposition that all men are created equal. —"the gettysburg address," abraham lincoln which quotation correctly uses an ellipsis to shorten lincoln’s words?