Answer:
Gas
Machine Guns
Trenches
Explanation:
ww1 was all about using mustard gas and it was popularized before being banned after ww1 and ww1 was the first introduction to full auto machine guns similar to LMGs nowdays and trenches were created to prevent getting shot, gassed or sprayed down by enemies
They migrate due to altitudes during different times of the season
Pericles influence the formation of the United States <span>government by encouraging the people of Athens to write their own constitution. He made Athens the center of learning where people develops writing, sculpting, teaching and arts. He made the people of Athens become learned individuals by promoting education among the </span>peole<span>.</span>
Chinese rulers claimed they had the "Mandate of Heaven" which gives them the ability to rule over China. Even earlier rulers claimed that they were a god in the flesh or a descendant of one.
