When did constantine legalize convert to christianity?

Before world war 1 started, austria-hungry was wary of (spain or serbia) because of border disputes

Which best statement best describes the political structure of the ancient aztecs

Why is the federal reserve managed under the oversight of the federal government? the fed is responsible for printing and coining money.the fed is responsible for collecting income taxes.the fed is responsible for the government’s money.the fed is responsible for paying off government debt.(the first option isn't correct i tried that one)edit: the answer is the fed is responsible for the government’s money.