garrisons
the troops stationed in a fortress or town to defend it.

Impressment

the act of coercing someone into government service


maritime
connected with the sea, esp. in relation to seafaring commercial or military activity.

Militia
a military force that is raised from the civil population to supplement a regular army in an emergency.

opiate
a drug with morphinelike effects, derived from opium

privateersmen

an officer or crew member of a boat that makes profit from the sea


vessels
a ship or large boat.