the schuman plan was proposed in the year of 1950.
The 3 answer are:
1.) People moved around alot
2.) Trash was spread out over a large area
3.) Little surplus food was available
Isolationists didn't want to join European schemes or war efforts. The Lend-lease program was a program by the government to help send help to Europe but isolationists wanted to stay on their continent and not participate in any of the affairs there.
The two most notable achievements of the Maya (although an argument could be made that a few were accomplished) are creating a hieroglyphic writing system, and, inventing an accurate calendar system.
The Maya are considered the only precolonial American civilization to develop a complete writing system, which means they had a written language that could communicate any spoken idea.
The Maya also developed an extremely accurate calendar, based on advanced knowledge of astronomy.
(Hope this helped!)
