[citation needed] On 23 June 2016 General Mark Milley revealed plans for train/advise/assist Brigades, consisting of seasoned officers and NCOs with a full chain of command, but no junior Soldiers.

[2]: Minute 18:40/1:00:45  The SFABs were to consist of 800 senior officers and NCOs, which, the Army says, could act as a cadre to reform a full brigade combat team in a matter of months.

[2] On 16 October 2017, Brigadier General Brian Mennes of Force Management in the Army's G3/5/7 announced accelerated deployment of the first two SFABs, possibly by Spring 2018 to Afghanistan and Iraq, if required.

In August 2019 it was announced that 3rd SFAB would relieve 2nd Security Force Assistance Brigade in Afghanistan for the Winter 2019 rotation.

[13] On 10 June 2021, the brigade cased its colors in preparation for deploying 20 teams in 10 nations across the United States Central Command area of responsibility.