The annexation of Texas, the Mexican Cession, and the Gadsden Purchase were all important steps in efforts by the
United States to
remove all threats of foreign invasion
bring an end to slavery in new territories
achieve the goal of Manifest Destiny
O
develop overseas colonies

C

Explanation:

the story goes that because of this belief, constantine was able to defeat his foes. constantine became an ardent1 christian. christianity and other religions were tolerated under constantine's rule. constantine also was responsible for the building of a great cathedral in rome.