Question

the thirty years war the outbreak of revolts which action by ferdinand ii contributed to the outbreak of revolts? closure of protestant churches establishment of democratic reforms promotion of religious tolerance

Explanation:

Ferdinand II was a Catholic ruler. His actions like the closure of Protestant churches (as he aimed to enforce Catholicism) were a significant factor. Democratic reforms (which he didn't do as he was an absolute - style ruler) and promotion of religious tolerance (opposite of his policies) are incorrect.

Answer:

closure of Protestant churches