 Moreover, recent historians argue that the reason Injo sent Lee Gwal to the border was not due to political crisis.The popular argument states that Injo was very aware of Lee Gwal's talented skills and sent him north to give him the command of a powerful army of Korea.Out of the fifteen thousand troops stationed in the northern border, Lee Gwal had command of ten thousand, stationed in Yongbyon while the five thousand stayed with General Jang Man in Pyongyang.