World War I. Main article: U-boat Campaign (World War I)
See also: Mediterranean U-boat Campaign (World War I)
<span>Submarine warfare in World War I was primarily a fight between </span>German<span> and Austro-Hungarian U-boats and Atlantic supply convoys bound for the </span>United Kingdom<span>, </span>France<span>, and </span>Russia<span>.</span>
B. Das Kapital written by Karl Marx
African slaves were brought to the English colonies to meet the demand for "<span>b. Labor brought about by large scale farming," since slaves were mostly used in toe fields to harvest crops such as tobacco and cotton. </span>
I'll say C........hope that helps LOL
Kangawaya. I’m not really sure how to spell it out it basically said that China had to hand over Hong Kong and open up its trading ports and allow the sale of opium.
