What did Priam do that paved the way for the Greeks to invade the city?

well he begged Achilles to give him the body of his slain son which as Achilles respected his wishes he gave him the traditional twelve days of peace which meant no one will attack a mans city or village for 12 days but thanks to that Agamemnon and his generals though of an idea to create a way in which was the Trojan horse which held about 20-30 men enough to open the gates and assassinate all the guards unfortunately though for the Trojans Priam did not listen to his son to burn the Trojan horse instead he kept it unguarded andunchecked in his city square but before it was fully built Agamemnon moved his fleet of 1000 full of his armies across to a different place close to troy so when the men had opened the gates all Agamemnon had to do was send his army in