▁January ▁ 1 6 4 9 ▁Cond é ▁had ▁put ▁Paris ▁under ▁sie ge . ▁The ▁two ▁war ring ▁parties ▁signed ▁the ▁Peace ▁of ▁R ueil ▁( 1 1 ▁March ▁ 1 6 4 9 ) ▁after ▁little ▁blood ▁had ▁been ▁shed . ▁The ▁Paris ians , ▁though ▁still ▁and ▁always ▁anti - card inal ist , ▁had ▁refused ▁to ▁ask ▁for ▁Spanish ▁aid , ▁as ▁proposed ▁by ▁their ▁pr inc ely ▁and ▁noble ▁ad her ents ▁under ▁Arm and ▁de ▁Bour bon , ▁prince ▁de ▁Cont i , ▁and ▁having ▁no ▁prospect ▁of ▁military ▁success ▁without ▁such ▁aid , ▁the ▁noble ▁party ▁submitted ▁to ▁the ▁government ▁and ▁received ▁con cess ions . ▁ ▁Second ▁F ron de , ▁the ▁F ron de ▁of ▁the ▁Prin ces ▁( 1 6 5 0 – 1 6 5 3 ) ▁ ▁From ▁then ▁on ▁the ▁F ron de ▁became ▁a ▁story ▁of ▁intr ig ues , ▁half - heart ed ▁war fare ▁in ▁a ▁sc ram ble ▁for ▁power ▁and ▁control ▁of ▁patron age , ▁losing ▁all ▁trace ▁of ▁its ▁first ▁constitution al ▁phase . ▁The ▁leaders ▁were ▁dis content ed ▁princes ▁and ▁nobles : ▁Gast on , ▁Duke ▁of ▁Orleans ▁( the ▁king ' s ▁uncle ); ▁the ▁great ▁Louis ▁II , ▁Prince ▁de ▁Cond é ▁and ▁his ▁brother ▁Arm and , ▁Prince ▁of ▁Cont i ; ▁Fr éd éric , ▁the ▁Duke ▁of ▁Bou illon , ▁and ▁his ▁brother ▁Henri , ▁Vis count ▁of ▁Tur enne . ▁To ▁these ▁must ▁be ▁added ▁Gast