Expeditionary Strike Group 1

"For too many years, humanity was on the backfoot. Reacting to threats, rather than preventing them. Rest of the galaxy was bigger than us. Stronger than us. We were mice, hiding in the shadows, hoping the giants would not see us. No more. Humanity is no longer on the defense. We are the giants now."

- Captain Thomas Lasky

Expeditionary Strike Group 1 (ESG-1) is a forward-deployed naval presence of the UNSC Navy currently centered around its flagship, the. ESG-1 has conducted operations against Jul 'Mdama's Covenant in support of Unified Earth Government and Swords of Sanghelios objectives pursuant to the Treaty of 2552. The strike group is currently engaging in active combat operations countering the emerging Created and their Guardian-Promethean forces.

Current (10/2558)

 * 1
 * (INF-101) — Flagship; CAPT Thomas Lasky
 * Infinity Spartan Forces — CDR Sarah Palmer
 * 8 s
 * 2 Unknown ship types (Possibly Autumn-class cruisers)

2/2558

 * UNSC Infinity (INF-101) — Flagship; CAPT Thomas Lasky
 * Infinity Spartan Forces — CDR Sarah Palmer
 * Infinity Science — Dr. Henry Glassman
 * Infinity carrier air wing
 * Embarked Marine forces
 * Embarked reinforced frigate squadron
 * 10 s
 * Infinity Sub-Vessel 3
 * Battleship division
 * 3 s
 * Reinforced cruiser squadron
 * 10 s

List of appearances

 * Halo 4
 * Spartan Ops
 * Halo: Escalation
 * Halo 5: Guardians
 * Halo: Official Spartan Field Manual
 * Halo: Bad Blood
 * Halo: Shadows of Reach
 * Halo Infinite