The militancy of the Sikhs came about only as Nanak's successors got embroiled in politics with dire results for the Sikhs when their leaders challenged the Mughals.
The Sikhs were unsuccessful in challenging the Mughals for leadership.
mnli hypothesis: The Sikhs were unsuccessful in challenging the Mughals for leadership. premise: The militancy of the Sikhs came about only as Nanak's successors got embroiled in politics with dire results for the Sikhs when their leaders challenged the Mughals.