In the the Treaty of Brest-Litovsk Russia had to abandon 
Finland, Estonia, Latvia, Lithuania, Russian Poland, Part of Belarus, Ukraine, Bessarabia, and Parts of the Caucasus to the Ottoman Empire
The Germans hoped to turn most of these countries into German satellite states.
In addition, Russia had to agree to pay about US$ 6 billion in reparations to Germany.
        
             
        
        
        
 Portugal is the country was the first to capitalize on advances in maritime technology to expand exploration efforts.
Technology is the application of scientific knowledge to the practical purposes of human life, or, as it is sometimes expressed, to the modification and manipulation of the human environment.
Technology is defined as the application of scientific knowledge to a practical purpose or application. This technology takes scientific principles and applies them to transform the environment in which people live. Technology can also use scientific principles to advance the industry and other human constructs.
Technology is the way scientific knowledge is applied to practical purposes. It includes not only machines (such as computers), but also technologies and processes (such as how computer chips are made). All technology may seem electronic only, but that's just the latest technology.
Learn more about Technology  here: brainly.com/question/25110079
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The 15th amendment allowed african americana the right to vote.
        
             
        
        
        
Answer: A common explanation is that the Civil War was fought over the moral issue of slavery. ... Feeling excluded from the political system, they turned to the only alternative they believed was left to them: secession, a political decision that led directly to war.
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Answer:
first person of color to serve as vice president