MACROSS DELTA: ZETTAI LIVE!!!!!!

The year is 2068. Conflict between the Windermere Kingdom and the New U.N. Government has been quelled by Hayate's Valkyrie squad and Tactical Sound Unit Walküre. Walküre holds a concert to celebrate the ceasefire in Windermere, but a mysterious Heimdall battleship appears and attacks the village. (Source: Disney+) — Description from AniList community (anilist.co).