The four countries that signed the Munich Agreement are Nazi Germany, Italy, France, and Great Britain. The Munich Agreement was basically allowed Germany to annex parts of Czechoslovakia that were settled by mainly German speaking people. This was an attempt to prevent the outbreak of war between Germany and the European nations. I hope this helps :)
Convergent plate movement also creates earthquakes and often forms chains of volcanoes. The highest mountain range above sea level, the Himalayas, was formed 55 million years ago when the Eurasian and Indo-Australian continental plates converged.
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I'm not sure eexactly wat you are looking for here but in the 1800 many cities were being made up of immigrants, fleeing to America for a better life. They changed the demographic of these Northern Cities, and played a great part in making America what it is today.
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