The answer is A. Due to the Ottoman Empire’s aggression and that the Balkan states declared independence. With empires like Austria-Hungary and the Ottoman Empire this was the “Power keg of Europe.” After the Death of Franz Ferdinand Austria Hungary declared war of Serbia setting off the power keg. The Ottoman Empire declared war on the allies and helped Austria Hungary.
Spain became rich by stealing the wealth of the American colonies.
FDR was a progressive Democrat who firmly believed in the power of a strong Central government to solve the problems of the day.
This differed from Coolidge and Hoover who believed in the power of business to solve problems and saw a limited role for government.
In the speech written in the Gettysburg Address Lincoln was defending civil rights. He was equally defending freedom and dedicated his speech to all the soldiers who lost their lives defending freedom and their beliefs. Lincoln also mentioned fundamental American rights, such as the United States being a country "by the people and for the people." His speech is one of the best known speeches in American history and marked one of the end points of the Civil War and the defeat of the Confederate Army by the Union Army.