The Appalachian Basin is the most productive natural gas-producing region in the United States. The basin covers parts of New York, Pennsylvania, Ohio, West Virginia, and Maryland. The Marcellus Shale is the most important natural gas formation in the Appalachian Basin. The Marcellus Shale is a thick layer of sedimentary rock that contains large amounts of natural gas.
The Missile Crisis , which occurred in October 1962, was a diplomatic incident between the United States and the Soviet Union, over the installation of missiles in Cuba. The event is considered the most tense moment of the Cold War when the world had a real chance of succumbing to nuclear war. Back
The least appreciated president in American history This was the conventional evaluation of Warren G. Harding, but it turned out that he has actually made considerable achievements such as halving the unemployment rate during his tenure, and he is also the president who has been reviewed in recent
James Knox Polk is the President of the United States who survived a very difficult time. During his term, a gold rush occurred, experiencing several historically significant events such as the victory of the Mexican-American War and the establishment of Walker tariffs. President from Southern N
The “War of Secession” or “American Civil War” was a civil war that took place in the United States of America between 1861 and 1865. The conflict involved the Northern States (Union) and the Southern States (Confederate States of America) for the emancipation of slaves and ended with the victory o