Thinkstock The United States and North Korea have been immersed in conflict for close to 70 years. On June 25, 1950, North Korea invaded South Korea after a string of clashes along the border.

Thinkstock
The United States and North Korea have been immersed in conflict for close to 70 years. On June 25, 1950, North Korea invaded South Korea after a string of clashes along the border.