What did roosevelt intervene in 1902

answer:

roosevelt attempted to persuade the union to end the strike with a promise that he would create a commission to study the causes of the strike and propose a solution, which roosevelt promised to support with all of the authority of his office.

answer:

the anthracite strike of 1902 was an effort by the united mine workers to get higher waves, shorter hours, and recognition of their union. the president proposed arbitration; the miners accepted the proposal, but the owners declined. then roosevelt angrily threatened to send in federal soldiers to take over the mines.

explanation:

i thinl it is the 1st answer