Thomas edison contributed to society by
creating an effective steam engine
pioneering research on radioactivity
developing the phonograph and motion camera
discovering vaccination and microbial fermentation

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How are the freedom of religion and the freedom of assembly alike? both involve the freedom to express oneself. both were an original part of the constitution. both were practiced by the early puritans. both were denied to immigrants.

How were native american leaders and egypt leaders similar

Why did the united states become involved in the soviet-afghan war? the united states wanted access to the afghan oil fields. the united states wanted to retaliate against the soviet boycott of the 1984 olympics in los angeles. representative charlie wilson convinced congress to fund afghan resistance to soviet influence. president ronald reagan wanted to force the soviets to withdraw from afghanistan.