The siege of boston, which began in 1775, ended in 1776 when
a-the continental army left boston.
b-the british allowed supplies to enter boston.
c-the british were forced to leave boston.
d-the olive branch petition was signed.

What makes fort sill historically unique among other regional military installations? a. it is the site where seven major commanders of us military efforts were trained. b. it houses the largest explosive weapons factory in the united states. c. it specializes in training soldiers to preserve the cultural artifacts of nations invaded by the us military. d. it is the oldest functioning installation in oklahoma.