11) The maximum number of soldiers in base defense mission is 30. You can change it in the ...\Program Files (x86)\Steam\steamapps\common\Xenonauts2\assets\assets\xenonauts\template\strategy\masters\strike_teams\default.json
To this:
{"_min":30.0,"_val":30.0,"_max":30.0,"$type":"Xenonauts.Common.Components.Item.InventorySlotSize"},{"$content":[{"$content":"Crew","$type":"Xenonauts.Common.Components.Item.AircraftSlots"}],"$type":"Xenonauts.Common.Components.Item.InventorySlotTypeComponent"},{"$content":[],"$type":"Strategy.Components.Aircraft.StrikeTeamSlotExclusionPositionsComponent"},{"$content":[[0.0,0.0,0.0],[0.0,0.0,1.0],[0.0,0.0,2.0],[0.0,0.0,3.0],[0.0,0.0,4.0],[0.0,0.0,5.0],[1.0,0.0,0.0],[1.0,0.0,1.0],[1.0,0.0,2.0],[1.0,0.0,3.0],[1.0,0.0,4.0],[1.0,0.0,5.0],[2.0,0.0,0.0],[2.0,0.0,1.0],[2.0,0.0,2.0],[2.0,0.0,3.0],[2.0,0.0,4.0],[2.0,0.0,5.0],[3.0,0.0,0.0],[3.0,0.0,1.0],[3.0,0.0,2.0],[3.0,0.0,3.0],[3.0,0.0,4.0],[3.0,0.0,5.0],[4.0,0.0,0.0],[4.0,0.0,1.0],[4.0,0.0,2.0],[4.0,0.0,3.0],[4.0,0.0,4.0],[4.0,0.0,5.0]],