The 198th Infantry Brigade, was first formed as part of the United States Army Reserve's 99th Division. It was active from 1967 through 1971 and has been active since 2007 as an Infantry Training Brigade as part of the US Army Infantry School at Fort Benning, Georgia.

Can we draw the following conclusion?
The 198th Infantry Brigade was active during part of the 1960s as well as part of the 1970s
Yes