text: Two books about exploring this ruler's domain were written by Russian Red Cross volunteer Alexander Bulatovich as the also-Russian officer Nikolay Leontiev was giving this ruler military advice and artillery supplies.
full_question: Two books about exploring this ruler's domain were written by Russian Red Cross volunteer Alexander Bulatovich as the also-Russian officer Nikolay Leontiev was giving this ruler military advice and artillery supplies. This man's queen Taitu became effective regent after a series of strokes paralyzed him. This ruler came to power after Yohannes IV died at the battle of Gallabat. This man ruled during a conflict sparked by a mistranslation found in Article 17 of the Treaty of Wuchale, which he signed, and he took his regnal name from a fabled son of the Queen of Sheba and King Solomon. This king's forces defeated Oreste Baratieri at Adowa. For 10 points, name this man who repelled an Italian invasion and founded Addis Ababa as emperor of Ethiopia at the turn of the 20th century.
first_sentence: Two books about exploring this ruler's domain were written by Russian Red Cross volunteer Alexander Bulatovich as the also-Russian officer Nikolay Leontiev was giving this ruler military advice and artillery supplies.
raw_answer: Menelik II [or Sahle Maryam]