2488

2488 was a year in the 2480s in the 25th century.

September

 * September 21: Preston Cole completes a Military Service Enlistment Application to enlist in the UNSC Navy.

November

 * November 3: L. P. Graves evaluates Cole's performance at Unified Combined Military Boot Camp Sierra Largo, recommending he be moved on to the NCO path.

Circa 2488
These are events that are based around this year, and may not fall on this year specifically.
 * Two decades after 2468: Harvest had the highest agricultural productivity rate per capita of any UNSC colony. Harvest is the most productive planet in the UNSC, producing fruits and other crops.