How were the allies finally able to get germany to surrender at the end of ww2

Germany was losing a war on two fronts. The Western front had troops from Britain, US, and Allies, while the Eastern front has the Soviet Union who were angry at the betrayal of Germany during the war.

On May 7, 1945, Germany signed an unconditional surrender at Allied headquarters in Reims, France, to take effect the following day, ending the European conflict of World War II.