Three Oceans Exercise

{{Infobox geopolitical organization |name = Three Oceans Exercise |linking_name = |image_flag = |alt_flag = |flag_border = |symbol_type = |image_symbol = |alt_symbol = |symbol_width = |motto = Prepare for Hell to ensure Heaven |englishmotto = |anthem = |text_symbol_type = |text_symbol = |image_map = |loctext = |alt_map = |map_width = |map_caption = |org_type = Military exercises | membership_type = Members | membership =

Three Oceans Exercise, or TREOC is international maritime warfare exercise. TREOC is held biennial during the June of even years. It is hosted and administered by the Uialdor Navy's North Fleet Command, headquartered at Port Neled in the Níniel Island Chain, in conjunction with the Marine Corp and Civil Corp. Uialdor invites Naval and Marine forces from Alathlasiu, Vernier, and Acernis Oceans region. The exercise is marked by a land and naval section, which each having two phases. The first section is the land section with the first phase focusing on unity between the nations. Sport competitions and various gatherings are held to increase unity between the various forces. The second phase involves Marine personal training on land while Naval officers attend conferences and trainings. Enlisted sailors perform various naval trainings and readiness inspections in Port Neled's various training facilities. The second week marks the naval section with the first phase being a series of naval scenarios. The final phase is the battle testing phase with vessels from the various navies firing weapons at both simulated and retired vessels. Marines' units spend this time performing naval invasion exercises. This phase is often used to show off new naval vessel and technology.