Which constitutional power the president in the in the conduct of foreign policy

Why did the actions taken at the congress of vienna inspire the nationalists movement across europe in the 1800s. a)the congress of vienna prevented former leaders from regaining control of their countries creating chaos. b)the congress of vienna imposed british rule over the entire continent of europe, upsetting monarchs. c) the congress of vienna established democracies across europe that had little power or organization. d) the congress of vienna put the absolute monarchs back in power upsetting commoners

Who was the macedonian conqueror of greece and builder of an empire?

Recently, there has been pressure to loosen clean air standards. use economic arguments to support or oppose this proposed action.