▁by ▁terms ; ▁as ▁head ▁of ▁state , ▁supre me ▁commander ▁of ▁the ▁Ar med ▁Forces , ▁and ▁supre me ▁representative ▁of ▁the ▁Republic ▁of ▁Poland . ▁The ▁President ▁has ▁the ▁right ▁to ▁v eto ▁legisl ation , ▁although ▁v eto ▁may ▁be ▁overrid den ▁by ▁the ▁assembly ▁with ▁a ▁three - fif th s ▁majority ▁vote . ▁The ▁President , ▁as ▁representative ▁of ▁the ▁state ▁in ▁foreign ▁affairs , ▁shall ▁rat ify ▁and ▁ren ounce ▁international ▁agre ements , ▁appoint ▁and ▁recall ▁the ▁pl en ip ot enti ary ▁represent atives ▁of ▁the ▁Republic ▁of ▁Poland ▁and ▁shall ▁co oper ate ▁with ▁the ▁Prime ▁Minister ▁and ▁the ▁appropriate ▁minister ▁in ▁respect ▁of ▁foreign ▁policy . ▁As ▁Supreme ▁Commander ▁of ▁the ▁Ar med ▁Forces , ▁the ▁President ▁shall ▁appoint ▁the ▁Chief ▁of ▁the ▁General ▁Staff ▁and ▁command ers ▁of ▁branches ▁of ▁the ▁Ar med ▁Forces . ▁ ▁The ▁President ▁may , ▁regarding ▁particular ▁matters , ▁conven e ▁the ▁Cab inet ▁Council , ▁although ▁it ▁does ▁not ▁possess ▁the ▁compet ence ▁of ▁the ▁Council ▁of ▁Minister s . ▁Official ▁acts ▁of ▁the ▁President ▁shall ▁require , ▁for ▁their ▁valid ity , ▁the ▁signature ▁of ▁the ▁Prime ▁Minister , ▁never theless ▁this ▁does ▁not ▁apply ▁to : ▁ ▁nomin ating ▁and ▁appoint ing ▁the ▁Prime ▁Minister ▁short ening ▁of ▁the ▁term ▁of ▁office ▁of ▁the ▁Se jm ▁in ▁the ▁instances ▁specified ▁in ▁the ▁Constitution ▁introdu cing ▁legisl ation ▁request ing ▁the ▁Se jm ▁to ▁appoint ▁the ▁President ▁of ▁the ▁National ▁Bank ▁of ▁Poland ▁appoint ing