The apex answer is "Germany guaranteed Austria-Hungary its support in the conflict with Serbia"
The Senate must approve of most of the presidential actions. The Senate could reject many presidential actions too
Before, trains, cars, airplanes and trucks existed, rivers were used for travel. They carried people and goods. However, this way of transportation was very slow. All that changed with the arrival of the steamboat in the late 1700s and early 1800s. The steamboat could travel at the amazing speed of 5 miles per hour. It soon changed all over river travel and trade and dominated the waterways.
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<em>However, the movie's overt racism outraged African Americans and civil rights advocates. Blacks, particularly in the film's second part dramatizing Reconstruction, are portrayed as the root of all evil and unworthy of freedom and voting rights.</em>
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Because Belgium was the country in which the Nazis had to march through in order to get to France another way.