Shrapnel Gully, Pine Ridge, and Krithia also saw Sir Ian Hamilton's troops take heavy losses, leading to the attackers having to carry out a spectacular withdrawal from Anzac Cove.  
It was actually undertaken to satisfy a request made by Grand Duke Nicholas.  The eventual losers incorrectly concluded that Cape Helles and Suvla Bay were strategic necessities and misdirected their forces.  Major-General Fuller called one of its most important battles, Sari Bair, "a battle of valor run waste."  Shrapnel Gully, Pine Ridge, and Krithia also saw Sir Ian Hamilton's troops take heavy losses, leading to the attackers having to carry out a spectacular withdrawal from Anzac Cove.  FTP, name this disastrous British campaign of World War I that took place in Turkey.
It was actually undertaken to satisfy a request made by Grand Duke Nicholas.  
Gallipoli or Dardanelles Campaign