Bantu civilization was most affected by iron technology in weaponry, when they developed iron weapons around 400 AD which they used against hostile tribes to conquer them as they migrated allowing them a transition from being nomads to settlers.
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For those in the industrial sector, organized labor unions fought for better wages, reasonable hours and safer working conditions. The labor movement led efforts to stop child labor, give health benefits and provide aid to workers who were injured or retired.
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The United States Congress or U.S. Congress is the bicameral legislature of the federal government of the United States and consists of two chambers: the House of Representatives and the Senate.
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