Kim Gu
In 1893, the Joseon Dynasty banned gold mining in Hwanghae Province. Although Hwanghae leaders, such as Kim Gu the 'Baby Jeobju' (Kim Gu was eighteen at the time, compared to the 40-year-old Jeon Bongjun or the 32-year-old Son Byeongheui), were believers in Donghak, most of the rebels were gold miners. Lieutenant Suzuku classified Hwanghae rebels in three ways: