Important history questions I'm trying to figure out!

the Interstate Commerce act was originally intended to regulate what industry- (A) steel (B) railroads (C) mining (D) oil The Bessemer process improved the manufacture of- (A) steel (B) railroads (C) mining (D) oil In, 1890, the U.S. Census Bureau announced the end of- (A) homesteading (B) Indian reservations (C) the Frontier (D) the Industrial revolution.

US History around the early 1700s- 1800s

This job offers specific websites or works that may explain early 1700's- 1800's, specifically around the American Revolution time when America wanted freedom from Britian. Facts about the debates of the Constitutional Convention and the Articles of Confederation are also needed.

History of Pennsylvania

Please provide a general history of Pennsylvania. I can't seem to find a brief one!!

The actions of John Buford at the Battle of Gettysburg

The Battle of Gettysburg is considered as the turning point in the American Civil War. This battle did change the complexion of the war, and there are many points when this battle could have been a victory for either side. There are key events and decisions that can be analyzed and argued that led to a victory by the Army of the Potomac. General John Buford's actions may have been the most important.

TENNESSEE HISTORY

WHAT WERE THREE BASIC BELIEFS OF THE DEMOCRATIC PARTY IN TENNESSEE DURING THE ANTEBELLUM PERIOD? HOW DID JACKSON'S ACTIONS CONCERNING THE BANK OF THE UNITED STATES AND IMPROVEMENTS TO THE NATIONAL INFRASTRUCTURE REFLECT THESE VIEWS? USE NARRATIVE FORMAT.