paris french government spokesman christophe castaner say wednesday emmanuel macron back lead year-old republic move lrem party bring president victory early year castaner win nov. 18 election party leadership could trigger minor government reshuffle cabinet member charge relations parliament lrem large majority parliamentary elections june consolidate macron presidential win may like macron lrem lawmakers never previously hold elect office choose support candidacy collective talk get support party rank file castaner say rtl radio previously socialist lawmaker southwestern france castaner join macron campaign early spokesman since macron victory castaner become familiar face national television defend president reform agenda thank castaner socialist root macron back could help counter recent criticism macron president rich partially scrap wealth tax symbol france income redistribution system cherish leave castaner say moment one else put forward candidacy lead party french government spokesman get macron 's back lead party