The use of antiseptics in hospitals resulted in an increase in injury rates.
more deaths following surgeries.
new types of X-ray machines.
a decline in the infection rate.

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.

b.) american federation of labor

i think its c.by creating phony. i'll tell you if its wrong later