<prompt> Translate the following text to EnglishMwaka 1920 alipata utegemezo wa jeshi na kuchaguliwa kuwa rais wa Baraza Kuu la Taifa huko Ankara, akipinga serikali ya Sultani huko Constantinople.  <response>: In 1920, with army support, he was elected president of the Grand National Assembly in Ankara in defiance of the Sultans government in Constantinople. 