Many americans resent it and discriminated against the new immigrants to the u. s. what was this anti-foreign attitude called

Nativism

Explanation:

The Nativism was a policy that was implemented by the US to protect the interests of the native-born or established inhabitants of the country against those of the immigrants. In other words, the policy was  a semi-discriminatory policy. The policy became a general ground for the opposition to immigration based on the unfounded fear that immigrants would spoil the pure American culture. Nativism was about preserving cultural change.

world war i began in 1914, after the assassination of archduke franz ferdinand, and lasted until 1918. during the conflict, germany, austria-hungary, bulgaria and the ottoman empire (the central powers) fought against great britain, france, russia, italy, romania, japan and the united states (the allied powers). to new military technologies and the horrors of trench warfare, world war i saw unprecedented levels of carnage and destruction. by the time the war was over and the allied powers claimed victory, more than 16 million people—soldiers and civilians alike—were dead.

explanation: