ition ary ▁Force ▁( BE F ) ▁and ▁deployed ▁to ▁Beau val ▁as ▁part ▁of ▁Brig ▁E . W . ▁Ch ad wick ' s ▁ 2 nd ▁AA ▁B de . ▁When ▁the ▁Battle ▁of ▁France ▁began ▁in ▁May ▁ 1 9 4 0 ▁the ▁regiment ▁was ▁responsible ▁for ▁def ending ▁six ▁air fields ▁of ▁the ▁Air ▁Component ▁of ▁the ▁BE F ▁around ▁Ab be ville . ▁ ▁However , ▁the ▁BE F ▁was ▁soon ▁in ▁retre at , ▁and ▁its ▁AA ▁units ▁were ▁swe pt ▁up ▁in ▁the ▁confusion . ▁ 6 0 th ▁H AA ▁Regiment ▁fought ▁first ▁at ▁Vill ers - Bre ton ne ux ▁and ▁then ▁between ▁Bé th une ▁and ▁Sec lin , ▁where ▁ 1 6 9 th ▁B ty ▁was ▁attacked ▁by ▁t anks ▁and ▁aircraft ▁and ▁eventually ▁had ▁to ▁destroy ▁its ▁guns . ▁ 1 6 8 th ▁B atter y ▁went ▁to ▁Bé th une ▁then ▁to ▁St ▁O mer ▁and ▁ 1 9 4 th ▁to ▁Mer ville . ▁On ▁ 2 1 ▁May ▁ 6 0 th ▁H AA ▁R gt ▁was ▁ordered ▁to ▁defend ▁Mer ville . ▁It ▁had ▁by ▁then ▁ 8 ▁x ▁ 3 - inch , ▁ 4 ▁x ▁ 4 0 mm , ▁a ▁tro op ▁of ▁AA ▁Light ▁machine ▁guns ▁and ▁two ▁Tro ops ▁of ▁ 5 th ▁Search light ▁B ty . ▁By ▁ 2 5 ▁May ▁the ▁regiment ▁was ▁in ▁constant ▁action ▁at ▁D unk irk : ▁ ▁' Or ders ▁received ▁to