Who were the countries that made up the two alliance systems

made up of two groups, the Central powers (Germany, Austria- Hungary, Italy(1914), and Turkey). The second group was the Allied powers (Russia, France, Great Britain, and United states).

Explanation:

the Central powers Germany, Austria- Hungary

president thomas jefferson hoped that the embargo act of 1807 would the united states by demonstrating to britain and france their dependence on american goods, convincing them to respect american neutrality and stop impressing american seamen. instead, the act had a devastating effect on american trade.