Which organization formed in 1949 to block soviet expansion and had 12 western european and north american nations agreed to act together and to defend one another?
nato
warsaw pact
yalta pact
the berlin pact

NATO

Explanation: NATO (north atlantic treaty organasation) was formed to fund and keep democratic nations safe from the comunist gurrillias

lee and grant, both of whom held the highest rank in their respective armies, had known each other slightly during the mexican-american war (1846-48) and began their dialogue by exchanging awkward personal inquiries. characteristically, grant had arrived in his mud-splattered field uniform while lee had turned out in full dress attire, complete with sash and sword.

explanation: