After world war one - the united states became a major world power - what is one thing that us claim that title?

Under President Woodrow Wilson, the United States remained neutral until 1917. The experience of World War I had a major impact on US domestic politics, culture,  spread around the globe and became the first world war in human history.

Explanation:

a big wall across the mexican border so no drugs, terrorist, or illegal immigrants can come through : )    

seeing as no choices were provided, i'll do my best to answer it from knowledge.

job specialization promotes work ethic to the person doing the job. he/she may be strong in the arms and able to lift things, specializing him/her in a job where you lift and carry.