The multilateral maritime security field exercise, Asean Defence Ministers' Meeting-Plus (ADMM-Plus) was held in __________.

A multilateral maritime security field exercise has concluded in Singapore on May 13 after the completion of its sea phase. Singapore's Ministry of Defence announced the conclusion of the sea phase of the exercise conducted under the Asean Defence Ministers' Meeting-Plus (ADMM-Plus) grouping. The ADMM-Plus comprises the 10 Asean countries as well as Australia, China, Japan, India, South Korea, New Zealand, Russia and the United States.