The answer is 1. Vladimir Lenin
The foreign policy issue that was a motivation for American intervention in Vietnam was the idea of "containment" which sought to contain communist expansion where it was, as opposed to attempting to eradicate it at the source.
Germany invaded Poland on September 1st 1939
The Song Dynasty practiced Buddhism whereas the Tang banned the religion and persecuted those who followed it during the later time of their ruling. The Tang Dynasty also had expanded their empire and even reformed civil service. The Tang expanded and conserved their power by establishing tributary states. They had a stronger more powerful military when compared to the Song. The Song Dynasty ruled a smaller empire during their time that primarily relied on sea power. Their military power was weaker than what the Tang Dynasty’s was.
The main argument made in the passage about Timur's empire is about developing farmlands and railroad tracks which contributed in the world war period.
Explanation:
Railroads will be a major advantage in transporting many things to the battlefield, trains could carry things like food, armor, artillery and etc. This gives a huge advantage to one side by get supplied easily without making it a big hassle, they helped contribute to an advantage on one side of a war because it was an easy way to grow food for the soldiers. Farmlands could produce a lot of food especially by keeping away soldiers from starving of food. Farmlands need not to worry about the food in feeding the soldiers