Following the 1860 election to the presidency of Republican Abraham Lincoln, 11 southern states eventually seceded from the Federal Union in 1861. They sought to establish an independent Confederacy of states in which slavery would be protected.
Hollow rocks are a basic gymnastics exercise used to strengthen the core. Though basic, it is still a challenging exercise. Check out the video below to see how to perform them, as well as multiple ways to scale them to...
The mountain climber is a dynamic exercise that increases core strength and stability through repeated lower body motion while the upper body works to stabilize the rest of the body. The movement may also be used for improving cardiovascular endurance.