How does pollution stop the global warming and global colding circul?

What did the leaders of the soviet union feel would provide the most protection for their country

What would you call a political system that is only meant to last for a short time

What was one step that charlemagne took to unite his kingdom? a. he chose a single strong heir to inherit his throne. b. he drove muslim forces out of europe. c. he created and supported schools. d. he declared himself head of the catholic church.