Original: Adams (allegedly) rose to become the most senior figure in the IRA Northern Command on the basis of his absolute rejection of anything but military action, but this conflicts with the fact that during his time in prison Adams came to reassess his approach and became more political.
Simplified: Adams was supposed to have become the most senior figure in the IRA Northern Command because he wanted only military action, but during his time in prison Adams came to thought about his ideas and became more political.