A member state of the United Nations since 1956, Japan is one of the G4 nations seeking reform of the Security Council. Japan is a member of the G7, APEC, and "ASEAN Plus Three", and is a participant in the East Asia Summit. It is the world's fifth largest donor of official development assistance, donating US$9.2 billion in 2014. In 2017, Japan had the fifth largest diplomatic network in the world.