How did the committee on public information use art to gain americans' support for the war?

Before world war 1 started, austria-hungry was wary of (spain or serbia) because of border disputes

To what extent did mary lease's concepts of justice, freedom, and equality agree with those of samuel gompers and emilio aguinaldo? how did they compare with those of the pinkertons at homestead?

Describe two observations that galileo was the first to make with his telescope.