The insignia was redesignated effective 1 September 1989 , for the 148th Field Artillery Regiment , Oregon and Idaho Army National Guard and amended to revise the description and symbolism .
It was redesignated for the 148th Artillery Regiment , Idaho National Guard on 29 July 1960 .
The insignia was redesignated effective 1 September 1989 , for the 148th Field Artillery Regiment , Oregon and Idaho National Guard       and amended to revise the description and symbolism .
It was redesignated for the 148th Artillery Regiment , Idaho National Guard on 29 July 1960 .