How does major Whittlesey and the men of the 308th communicate with the commanders at headquarters

a social contract.

"a social contract is an agreement between citizens and their leader where the citizens give up certain freedoms in exchange for protection. the constitution of the united states is an example of a social contract."

1.) irish.

2.) settlers could obtain cheap land nearby

3.) steam engine

explanation:

during both period congress passed law restricting the civil liberties of american citizen that meet with the overall public support is the one statement that explain the rate scare of the 1920 and 1950 is very similar