 The 4th Stryker Brigade had the distinction of being the last U.S. Army combat brigade to serve in support of Operation Iraqi Freedom.The brigade deployed three times in support of the War on Terror, to Iraq from 2007–2008 and from 2009–2010, and to Afghanistan from 2012–2013 before inactivating in March 2014.The unit was originally formed at Fort Lewis in February 2005 as the 2nd Cavalry Regiment (Stryker), when the 2nd Armored Cavalry Regiment (Light) shifted to that post from Fort Polk, Louisiana, after a 15-month deployment in Iraq.