This man's tomb was opened by a Soviet archaeologist two days before Hitler launched Operation Barbarossa, leading some people to believe he had laid a curse.
Ruy Gonzalez de Clavijo was sent on an embassy to this man's court by Henry III of Castile. He attacked the Ismailis in the village of Anjudan, possibly for religious reasons. This man's tomb was opened by a Soviet archaeologist two days before Hitler launched Operation Barbarossa, leading some people to believe he had laid a curse. He achieved major victories at the Battle of the Kondurcha River and the Battle of the Terek River against his enemy Tokhtamysh. This man's mausoleum, the Gur-e Amir, is located in the same city as an observatory built by his grandson Ulugh Beg. This ruler, who established his capital at Samarkand, built towers of heads after violently putting down a tax revolt in Isfahan. For 10 points, name this crippled Mongol conqueror.
Ruy Gonzalez de Clavijo was sent on an embassy to this man's court by Henry III of Castile.
Tamerlane [or Timur the Lame]