Assertion: brigade's element | /r/CapableOf | begin in early 1980s
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text: Beginning in the early 1980s, some elements of the combat support companies (the mortar and scout platoons) were merged into the headquarters company with the staff and support elements, others were moved to their parent type organization (ground surveillance radar and air defense), and in infantry battalions the heavy anti-tank missile platoon was organized as a separate company (E Company).