JERUSALEM, Oct. 6 — In a defiant speech delivered to a teeming crowd of Hamas supporters, the Palestinian prime minister, Ismail Haniya, insisted on Friday that his Hamas movement would not recognize Israel despite the cutoff in Western aid that has strangled his government.

“I tell you with all honesty, we will not recognize Israel, we will not recognize Israel, we will not recognize Israel,” Mr. Haniya said to thunderous applause from tens of thousands of supporters, many waving green Hamas flags, at the Yarmouk soccer stadium in Gaza City.

Mr. Haniya’s remarks appeared to be aimed at the Palestinian Authority president, Mahmoud Abbas, and Secretary of State Condoleezza Rice, who met Wednesday in the West Bank. At that time, Mr. Abbas declared that talks between his secular Fatah movement and Hamas on a Palestinian unity government had broken down, and that the political stalemate could not go on indefinitely.

Mr. Abbas says there is a need for a new Palestinian government that will recognize Israel and deal with it. He also indicated that he was prepared to invoke his presidential powers and dismiss the current government, which is dominated by Hamas, the radical Islamic movement...