Anyway to change when crusades/jihads can start?

[Pydras]

As the title says, is there anything I can edit to make crusades/jihads start later? I usually play on the Old Gods bookmark and they end up happening quite early. I've had two crusades for Jerusalem already, a child's crusade, and then one jihad. I would prefer to change it to at least the year 1000 to make it somewhat more historical.

 

[Toa Kraka]

As the title says, is there anything I can edit to make crusades/jihads start later?

File: events/religious_events.txt
Events: 39661, 39662, 39663, 39671, 39672, 39673
Action: In the trigger = { ... } section of each event, change year >= 900 to year = 1000.