What was the average earnings of an american worker in 1900

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

What tactic did palestinians use against israel in 1987

Which of these factors could have influenced the sacco and vanzetti case? check all that apply a. prejudice or distrust toward immigrants b. fear or anarchist violence c. distrust of those who did not seem to fully support the government