I think it’s D hope that helped you
What IS the Cold war?
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I won't answer it for you since you should know.
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What are the effects and what did America and Russia do?
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Build nuclear missiles, submarines, etc.
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But summarizing it all up, the Cold War caused the world's two superpowers to: compete economically and militarily.
William Wilberforce, a member of Parliament was able to affect the future of slavery in Britain, because he helped pass the Slave Trade Act of 1807 and later on the Slavery Abolition Act of 1833 which abolished slavery in all British colonies. This included slave trade and all other things related to slavery being abolished in the Indian subcontinent, African colonies and colonies in the Caribbean.