Why did sharecroppers believe they would have better success looking for work in the north?

During world war 2 mexican workers came to the united states as part of the

Which of the following episodes led to widespread charges that president reagan was not in adequate control? a. the u. s. retreat from lebanon after the bombing deaths of 241 u. s. marines as they lay sleeping in their barracks near beirut b. the trading of arms for hostages and the illegal funding of a right-wing insurgency in the iran-contra affair c. the sale of millions of acres of public lands to private corporations by the department of interior d. the proposal to congress, year after year, of federal budgets with huge deficits that ultimately ended up tripling the national debt

Prior to the presence of europeans on the continent, the slave trade in africa a) did not exist in any form. b) was limited to internal trade only. c) included the trans-saharan and indian ocean slave trade. d) was rarely needed due to the lack of an agricultural economy.