Space Pirate Captain Harlock (film)

Space Pirate Captain Harlock , Uch Kaizoku Kyaputen Hrokku? is a 2013 Japanese 3D CG anime film directed by Shinji Aramaki.

In the future, mankind has discovered a way to travel faster than light and has built colonies on thousands of planets. With humanity fading and the resources of the universe starting to dwindle, some five hundred billion humans began the long journey back home, Earth. However, humanity has outgrown its capacity to repatriate that many people and thus began the Homecoming War, where the many factions of humanity battled for a stake on Earth. The war was long and bloody, things wouldnt subside until an authoritarian universal government by the name of the Gaia Sanction declares Earth a sacred planet, and thus forbidden for humanity to repopulate.To prevent various factions of humanity from immigrating back to Earth, an elite wing of the Gaia Fleet was tasked to defend Earth The Deathshadow Martyr Fleet, led by Harlock. With the assistance of his scientist friend, Tochiro yama, Harlock helped to save a dying advanced alien race called the Nibelung. In return for their help, the Nibelung gave Harlock their advanced technology and helped create the four Deathshadowclass ships with dark matter engines to defend Earth. Harlocks ships were unstoppable and he successfully defended Earth from humanitys influence, until the Gaia Sanction broke their own rules. ........

Source: Wikipedia