Answer:
All the events of the 1910s were interconnected. America benefitted a lot politically.
Explanation:
The period of 1910s was full of turmoil and unrest. After the assassination of the Austrian - hungary Archduke in 1914, each country declared wars against one another. America signed a treaty with Germany compelling it to stop the use of U-boat however, Germany later broke this treaty.
The most crucial change during the 1910s was that US emerged as a world power. African-Americans gained better recognition which gave rise to other hopes.