What did Churchill mean by the "Iron Curtain"? (5 points)

Which of these were achievements of the safavid dynasty? check all that apply.

Which purposes of the constitution are found in the preamble? select the six correct answers. to provide for the common defense to form a more perfect union to promote the general welfare to secure the blessings of liberty to declare independence from britain to establish justice to ensure domestic tranquility

Brainliestttme : ) what are trading blocs and what is the impact of international cooperation?