This depends greatly on the time period in question, since for a long time it was Irish immigrants who were coming to the United States in great numbers, but yes, mostly it was German immigrants.
The Thirteenth Amendment accomplished Lincoln's goal of preserving the Constitution's fundamental structure while bringing it closer to the ideals of the Declaration of Independence
Answer:
The Battle of New Orleans
Explanation:
The Battle of New Orleans, one of the Greatest Victories for the Americans in the War of 1812 (If not the greatest) occurred on January 8th, 1815. And it actually happened after the Peace Treaty, the Treaty of Ghent was already signed by the Americans and Britain. But word never got to either sides in time.
To make it more reasonable is the answer to this question
It propelled both the soviet union and United States to global superpower status, therefore ushering in the cold war.
Hope this helped. Have a great day! :D