Answer:
D: a revolution in Russia
Explanation:
The Bolshevik Revolution in Russia, which led many to fear that immigrants, particularly from Russia, southern Europe, and eastern Europe, intended to overthrow the United States government; The end of World War I, which caused production needs to decline and unemployment to rise.
Factors leading to the expansion of the Texas frontier. Texas Frontier Timeline, 1866-1875 · Texas Frontier Timeline, 1876-1882 · U.S. Army on the Texas Frontier · Windmills · "Forting up" on the West Texas Frontier.
Romans even though they did use republic government they inspire terms such as the senate and had a generaly basic of it but because it was so big they couldn't use the form Greece did and as you can tell greece was the first civilization to invent and use democracy.
Their major gods and goddesses lived at the top of
Mount Olympus
the highest mountain in Greece, and myths described their lives and actions.
the responsibility of the DHS would be to identify when and where the attack occurred, and they also have the job to hunt down the person who planned and committed the attack