Help this is due today, I will give brainliest

The North American British colonies sent raw materials like rice, tobacco, and lumber to Europe. Europe sent manufactured goods and luxuries to North America. Europe also sent guns, cloth, iron, and beer to Africa in exchange fro gold, ivory, spices and hardwood.

The Berlin Conference of 1884–1885, also known as the Congo Conference (German: Kongokonferenz) or West Africa Conference (Westafrika-Konferenz), regulated European colonization and trade in Africa during the New Imperialism period and coincided with Germany's sudden emergence as an imperial power.

Between 1562 and 1807, when the slave trade was abolished, British ships carried up to three million people into slavery in the Americas. In total, European ships took more than 11 million people into slavery from the West African coast, and European traders grew rich on the profits while the population of Africa's west coast was devastated.

The British wanted to control South Africa because it was one of the trade routes to India. However, when gold and diamonds were discovered in the 1860s-1880s their interest in the region increased. This brought them into conflict with the Boers. Tensions between Boers and British led to the Boer War of 1899-1902.

Cecil John Rhodes PC was a British mining magnate, and politician in southern Africa who served as Prime Minister of the Cape Colony from 1890-96. 

sorry I couldn't not answer number 4.

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in 1862, president lincoln's emancipation proclamation opened the door for african americans to enlist in the union army. although many had wanted to join the war effort earlier, they were prohibited from enlisting by a federal law dating back to 1792.

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