text: During a military expedition in this geographical region, British soldiers wielding Maxim guns massacred locals at the Battle of Chumik Shenko.
full_question: During a military expedition in this geographical region, British soldiers wielding Maxim guns massacred locals at the Battle of Chumik Shenko. This region was explored by Francis Younghusband's expedition. Pilots who flew over this mountain range during World War II nicknamed it "the Hump." The boundary between two countries was established through this mountain range in 1914 with the McMahon Line. The kukri knife was popularized by a group of mercenaries enlisted from this region, the Gurkhas. This region is home to the Sherpa ethnic group. For 10 points, name this mountain range where Tenzing Norgay and Edmund Hillary climbed Mount Everest.
first_sentence: During a military expedition in this geographical region, British soldiers wielding Maxim guns massacred locals at the Battle of Chumik Shenko.
raw_answer: the Himalayas [or Himalayan mountains; accept Tibet until "mountain"]