Which is the best example of a secondary source document useful in the study of history?

In 1517, the spanish friar bartolomé de las casas, disturbed by the suffering which spanish conquistadores had wrought on the native populations of america, became an important advocate of

What did the marshall plan do ? apex a. send aid to countries in europe b. sent atomic weapons to asia c. sent more ships to the pacific d. sent aid to the soviet union answer ; is a

How did the protestant reformation and scientific revolution advance individualism and liberal reforms?