Answer: In 1917, Germany, determined to win its war of attrition against the Allies, announced the resumption of unrestricted warfare in war-zone waters. Three days later, the United States broke diplomatic relations with Germany, and just hours after that the American liner Housatonic was sunk by a German U-boat.
Answer: A free enterprise economy has five important characteristics. They are: economic freedom, voluntary (willing) exchange, private property rights, the profit motive, and competition.
Explanation:
Answer:
~13.7
Explanation:
Big bang theory is the best theory which explains how this universe came into being. This theory gave an approximate date of the universe and how it is formed. The explanation is given by observing the movement of galaxies away from our own and they all have originated from ancient singular sources of very high temperature and density. Although there exist many questions to answer, big bang theory is the most acceptable theory till now.
Muhammad was a political leader because he was a leader of the state, and he was a religious leader because he was a prophet of the lord according to Islamic beliefs. He received numerous instructions from god through the angel Gabriel, known in Islam as Jibril, and based on these rules and guidelines the Quran was created. People who were Muslims before Muhammad also accepted that it was a religion based on having prophets of the lord such as Abraham, Noah, Jesus, and others, but the stories slightly differed, with Muhammad being the final prophet that this world has seen.
Answer:
A.
Explanation:
Zheng He was a Chinese explorer who was considered the most important "crossroad of trade".
