16. andrew johnson was impeached by congress when he a. tried to fire his secretary of war in violation of the tenure of office act. b. was caught accepting bribes. c. decided to allow all confederate states back into the union. d. pushed for stricter standards before allowing southern states back into the union.

i do believe its (d) it allowed the government to offer pioneers sixty acres of western land if they lived on it and made improvements to it.

explanation: signed into law in may 1862, the homestead act opened up settlement in the western united states, allowing any american, including freed slaves, to put in a claim for up to 160 free acres of federal land. by the end of the civil war, 15,000 homestead claims had been established, and more followed in the postwar years