The attempt by Radical Republicans to remove President Andrew Johnson from office failed when African Americans in Congress announced they would not participate in the process
b. Robert E. Lee publicly supported Johnson
C. he announced that he would not seek re-election
d the Senate failed by one vote to convict him

How was rockefeller able to build his monopoly across the oil industry? he found newer and cheaper ways to refine oil, increasing his profits. he confined his business to ohio so he could buy all the refineries there. he bought up oil refineries, cut costs, and reinvested his profits in other refineries. he began to sell kerosene as well as oil, expanding his market.

Brainliesme : -why has globalization increased?

What is the level of government responsible for things like police and fire, protection, and is led by a mayor or council?