Answer:
Unrestricted submarine warfare by Germany
Explanation:
Did you know that Germany sunk the ship with passengers called "The Lusitania"? Germans thought it might have been a allied ship carrying ammunition, and weapons. A total of 1,195 people we killed. Including 128 Americans.
The correct answer is B) US free trade increased.
An effect of US government policies during the 1920s was that US free trade increased.
The 1920s represented a time of great prosperity for the United States. Indeed, there is a term that identifies these years in America called "the Roaring 1920s." The US industry was running smoothly, people had money or credit, so they could buy many necessary or unnecessary things and this meant more income for the US companies. Those years were the beginning of Mass Culture.
D. Reasons for the Decline of the Greek Democracies
the answer is Germany, Italy and Japan
<span>FULL ANSWERThe Russian revolution actually included two separate revolutions, both in 1917. First, the February Revolution grew out of food riots in the city of Petrograd, now St. Petersburg. When the armed forces were called out to quell the uprising, many of the soldiers defected, forcing Czar Nicholas to abdicate and dissolving the imperial government. Eventually, revolutionaries executed the czar and his family, putting an end to aristocratic rule in Russia. The October Revolution saw Lenin and the Bolsheviks come to power, and they soon signed a peace treaty with Germany. Allied powers supported the anti-Bolshevik factions in Russia in an attempt to bring the country back into the war, but the Bolshevik Red Army faction ultimately prevailed. This costly civil war, in which as many as 10 million people perished, became the cornerstone of Soviet mythology as a tale of their ideological purity in the face of opposition and manipulation by the West and drove much of Soviet policy for decades.</span>