A cause was that Texas declared its independence from Mexico. It changed the U.S. by the U.S. gaining California, New Mexico, Utah, Arizona, Colorado and parts of Wyoming.
That statement IS arguable because not everyone would agree and also NOT defensible since theres no proof to back it up with, so the answer would be (D)
leroy is Florida dad using drone spots shark heading straight toward his wife, children. as he said on twitter. https://twitter.com/leroybracey
Palmer raids was a series raid made by the US Department of Justice to capture leftists from the US. Palmer assigned J. Edgar Hoover to head a new division called the General Intelligence Division. This branch is responsible for investigating the programs of the leftists and identify their members.