There are a number of states that involve split countries, contested land, or military occupation, where it is useful to be specific. Republic of Ireland and Northern Ireland both exist in the country of Ireland. DPRK and ROK both exist in the country of Korea. Israel and occupied Palestine both exist in the country of Palestine. Republic of Somalia and Republic of Somaliland both exist in the country of Somalia. The PRC and ROC both exist within the country of China. Before reunification, there were the DDR/GDR and BRD/FRG in the country of Germany