B. unrestricted submarine warfare and the zimmerman telegraph
The Zimmermann Note, or telegram, was sent by German Foreign Minister Arthur Zimmermann. He sent it to his ambassador in Mexico and the goal was to get Mexico to become an ally of Germany. It said that Germany would, after it won the war, give the Southwestern US back to Mexico. The United States entered the war because of the Germans' decision to resume the policy of unrestricted submarine warfare, and the so-called "Zimmerman telegram."
Explanation:
Alexander was the ruler of the Greek kingdom and he had such a deep and intense impact on the Greek and Asian culture that it is because of him that these culture survived.
Firstly, he demolished the Persian culture and taken control over it. Alexander had a strong motive for the Greek culture. And it was only because of his aspiration that Greek ideas and culture have evolved this far, without him it would have restricted only Greece. For Greek people, Alexander is their Almighty. There’s a reason why Alexander is addressed as ‘Alexander the Great.’
The 13th amendment finally abolished slavery
It bankrupted the Soviet Union. The US private sector was able to develop the new technology and created new products and industries.
John Wycliffe is a theologian at Oxford University who spoke of the scripture which he considered to be primary in authority. John Hus was attracted by the writings of Wycliffe. Wycliffe's writings were banned and declared heretic. On 1428, his body was burned.