UNS Accord was a Seaquest II-class submarine in active service during the mid-21st century. (Star Trek: Accord: The USS Accord Fictional Timeline v. 3.0) Accord was commissioned in 2040. Throughout the 2040s, she would engage Eastern Coalition naval forces on several occasions. In 2052, she was destroyed while defending Vancouver. Her commanding officer throughout her service was Guinevere de Lesseps.