Following the resurgence of the Aikokusha in 1878, the Kokkai Kisei Domei (League for Establishing a National Assembly) was formed at a national convention (the fourth convention) in 1880 and filed a number of petitions for the establishment of the National Diet to the government.
1878年に愛国社が再興し、1880年の第四回大会で国会期成同盟が結成され、国会開設の請願・建白が政府に多数提出された。