Short answers, pulled from the story.
The Soviet offensive toward Berlin resumed on the 16th of April 1945 with the Battle of the Seelow Heights. The city's garrison formally surrendered on the 2nd of May 1945, though fighting continued in the surrounding area until the end of the war in Europe on the 8th of May 1945.
The three Soviet fronts committed 2.5 million men to the Berlin Strategic Offensive Operation, including 78,556 soldiers of the 1st Polish Army. They were supported by 6,250 tanks, 7,500 aircraft, and 41,600 artillery pieces and mortars.
Declassified Soviet archival data records 81,116 Soviet dead for the operation, with another 280,251 wounded or sick. German military dead are estimated at between 92,000 and 100,000. Around 125,000 civilians are estimated to have died during the entire operation. Historian John Erickson concluded the battle cost half a million people their lives, well-being, or sanity.
Adolf Hitler committed suicide on the 30th of April 1945. His body and that of Eva Braun, whom he had married in the Fuhrerbunker in the early hours of that morning, were cremated near the bunker. In accordance with his last will and testament, Admiral Karl Donitz became President of the Reich.
The Battle of the Seelow Heights, fought from the 16th to the 19th of April 1945, was the last major defensive line outside Berlin and one of the last pitched battles of World War II. Almost one million Red Army soldiers and more than 20,000 tanks and artillery pieces attacked roughly 100,000 German defenders; about 30,000 Soviet and 12,000 German personnel were killed before the line broke.
A total of 402 Red Army personnel received the title Hero of the Soviet Union for valor in Berlin's suburbs and the city itself. Marshals Zhukov and Konev received their third and second such awards respectively. Combat medic Guards Senior Sergeant Lyudmila S. Kravets, of the 63rd Guards Rifle Regiment, was the battle's only female recipient of the honor.