The 147th Tactical Fleet was a joint Federation-Klingon fleet under the command of Starfleet Captain Typhuss James Kira.The fleet participated in the Federation-New Republic War in 2379. The fleet also participated in the war with the Xindi-Suliban Alliance and their allies in 2379. Which is an ongoing conflict with the Xindi-Suliban Alliance and their allies since 2379. The war ended in 2385.
The fleet was still being put together in 2378. The fleet was created in 2379 by Captain Typhuss James Kira and Starfleet Intelligence Director Jennifer Shepard. The 147th Tactical Fleet was a defense fleet protecting the Federation.
In 2379, the fleet fought in the Federation-New Republic War, that year after the war with the New Republic was over, the fleet participated in the conflict with the Xindi-Suliban Alliance and their allies.
The fleet fought in the Federation-Wraith War in 2379.
In 2381, the fleet was put on alert standby during the Borg invasion of the Alpha Quadrant, the fleet was ordered to protect Deep Space 9 from the Borg if they entered the Bajoran sector. After the Typhon Pact was formed in the wake of the Borg Invasion of 2381 as an opposing force to the United Federation of Planets and its allies, the fleet only had Federation and Klingon starships in the fleet.
The fleet fought in the Federation-Terran War, from 2389 to 2390, the second deadliest conflict in the history of the Federation and they also fought in the Attack on Earth in 2390 against the Harvesters.