The third compilation movie of the Gundam – Reconguista in G series, Gundam – Reconguista in G III: Uchuu Kara no Isan, has received a new trailer and visual. The movie is set to premiere on July 22 in Japan.
Gundam – Reconguista in G III‘s summer 2021 release window was announced in November 2020, with the first and second compilation movies premiering in November 2019 and February 2020 respectively. There will be five compilation movies in total.

The Gundam – Reconguista in G series premiered in 2014 and ran for 26 episodes. The show, written and directed by Gundam creator Yoshiyuki Tomino, is set after the Universal Century era that the original Mobile Suit Gundam took place in.
Crunchyroll describes the series as:
The Universal Century, an era of historic migration into space and space wars has ended, and some time has passed. Bellri Zenam is a cadet in the Capital Guard, the protectors of the tower. During a training exercise pirates attack the tower and Bellri crosses paths with the G-Self, a mobile suit with unknown technology
Source: Gundam Reconguista in G Twitter