Gas was outlawed and called a “
in ww2 r ww1

Gas attacks were banned due to the Geneva convention

Explanation:

d.

many people believed they were convicted solely because they were anarchists.

the monroe doctrine is the best known u.s. policy toward the western hemisphere. buried in a routine annual message delivered to congress by president james monroe in december 1823, the doctrine warns european nations that the united states would not tolerate further colonization or puppet monarchs.