1st Battalion, 4th Marines

This article needs additional citations for verification. Please help improve this article by adding citations to reliable sources. Unsourced material may be challenged and removed. Find sources: "1st Battalion, 4th Marines" – news · newspapers · books · scholar · JSTOR (January 2021) (Learn how and when to remove this message)

1st Battalion, 4th Marines
1st Battalion, 4th Marines insignia
Active	April 1911 – present
Country	United States of America
Branch	United States Marine Corps
Type	Infantry
Role	Locate, close with and destroy the enemy by fire and maneuver, and repel the enemy's assault by fire and close combat.
Size	1,200
Part of	1st Marine Regiment 1st Marine Division
Garrison/HQ	Marine Corps Base Camp Pendleton
Nickname(s)	"The China Marines"
Motto(s)	"Whatever it Takes"
Engagements	Dominican campaign World War II Battle of Corregidor Battle of Guam Battle of Okinawa Vietnam War Operation Prairie Operation Prairie IV Operation Kentucky Mayaguez incident Global War on Terror Operation Enduring Freedom (OEF) Iraq War Operation Inherent Resolve
Commanders
Current commander	LtCol Christopher O'Melia

1st Battalion, 4th Marines (1/4) is an infantry battalion in the United States Marine Corps based out of Marine Corps Base Camp Pendleton, California consisting of approximately 800 Marines and sailors. They fall under the command of the 1st Marine Regiment and the 1st Marine Division.