 Espartero was forced to appoint O'Donnell as Minister of War because of his popularity and the control he exercised over large sections of the military.
<fluency>  Espartero was forced to appoint O'Donnell as Minister of War because of his popularity and the control he exercised over large sections of the military.
 Espartero was forced to appoint O'Donnell as minister of war because of his popularity and the control he exercised over large sections of the military.