During which season did polio outbreaks occur in the united states before 1956?

Which of the following is one example of an ideological conflict that became one of the causes of world war ii?

Reformers worked to change schools by making them more:

Plz which of the following statements is the best definition of a blockade? a. a blockade is a group of soldiers recruited from a foreign country who serve for the money. b. a block it is a military tactic in which one army moves into place to face another army. c. a blockade is a wooden fence built to defend a colonial settlement. d. blockage is the shutting off of a port by ships to keep people or supplies from moving in or out.