Mobile Suit Gundam: Awakening, Escalation, Confrontation

Set in U.C. 0079, during the One Year War between the Earth Federation and the Principality of Zeon. Lalah Sune, a girl who escaped from a brothel in the Ganges River basin, is taken in by the Zeon officer Char Aznable. Char recognizes Lalah's potential as a Newtype and seeks to test her abilities in space. Meanwhile, Amuro Ray, a young boy who has inadvertently become an MS pilot for the Federation Army, encounters Lalah at Side 6, a cluster of space colonies where he has docked for resupply… (Source: Wikipedia, translated)

The year is Universal Century 0087. Seven years have passed since the end of the One Year War. In its zeal to stamp out any remaining opposition, the Earth Federation has organized the Titans, an elite fighting force. However, the Titans soon get out of hand, committing atrocities on par with the worst the Principality of Zeon had to offer during the war. In response, dissatisfied citizens, former Zeon soldiers, and even members of the Earth Federal Forces form a resistance group known as the Anti-Earth Union Group, or AEUG. As the next war is brewing, a small AEUG group arrives at Side 7 to investigate the new Gundam Mk. II... (Source: Anime News Network)

Omnibus of stories by various light novel authors centered on "One Year War." 1. Ball Pilot 133-28 (BALL・PILOT 133-28) [Takami Kazuyuki×Ogata Kouji] 2. Desert 2 (DESERT2) [Hamazaki Tatsuya×Ogasawara Tomofumi] 3. Last Tears (LAST TEARS) [Goikeda Shinya×Kinoshita Tomotake] 4. Doukeshi-tachi no Yoru (道化師たちの夜) [Iwasa Mamoru×Konishi Hiroshi] 5. Tatta Futari no Senjou (たった二人の戦場) [Hayashi Jouji×Komatsu E-ji] 6. Yoru to Yoru no Aida (夜と夜の間) [Shouji Takashi×Yamada Hideki] 7. Gekkou no Yume Uchuu no Tamashii (月光の夢 宇宙の魂) [Miyamoto Kazuki×Nakakita Kouji] 8. Jaburo no Daichi ni (ジャブローの大地に) [Kanzaka Hajime×Shinma Daigo]

This is the original manga adaptation of Mobile Suit Gundam, released during the time the TV series was on the air. Not to be confused with the 1994 adaptation Mobile Suit Gundam 0079 by Kazuhisa Kondo. (Source: Anime News Network)

Mobile Suit Gundam 0079 is retelling of the story remembered so well in Japan-of a war occurring on Earth's not-so-far-off future, when humanity's millions living in orbiting space colonies begin to push for their independence from the government of Earth, and new weapon called a "Mobile suit" becomes the deciding factor in battle.... (Source: VIZ Media)

For the Barrel (フォー・ザ・バレル) is an abstract novel adaptation of Yoshiyuki Tomino's Mobile Suit Gundam. It was serialized in the Japanese Newtype Magazine from August 2000 to June 2002. The series was put as part of the Gundam metaseries and took place in an alternate interpretation of the Universal Century timeline. However, it has no relation or resemblance to any previous Gundam works. (Source: Gundam Wikia) Note: this work never received a tankoubon release.

Zeon ace pilot, Commander Char Aznable, thought he could foil the Federation's plan to build a mobile suit by attacking their research base on colony Side 7. He was wrong. With a prototype already active, the besieged Federation forces strike back using their new weapon, the mobile suit Gundam, with devastating consequences. Amidst the fighting, young electronics wizard Amuro Ray is determined not to let his friends and family die in the crossfire. But what can one boy do to repel a squad of mobile suit-clad invaders? (Source: VIZ Media)