| Magister Militum Dei | Theocracy | Manpower In True Faith Provinces+10% Leader Land Fire+1 |
| Maintain Balance of Power | Any government | All Estate Loyalty Equilibrium+5% Diplomats+1 |
| Mamluk Government | Any government | Num Accepted Cultures+3 Global Autonomy-2% Monarch Admin Power+2 Same Culture Advisor Cost-25% Promote Culture Cost-50% |
| Mamluk Government | Monarchy | Num Accepted Cultures+3 Global Autonomy-2% Monarch Admin Power+2 Same Culture Advisor Cost-25% Promote Culture Cost-50% Governing Capacity+50 Nobles Influence+10% |
| Mandala System | Monarchy | Vassal Income+15% Vassal Forcelimit Bonus+1 |
| Manrent | Any government | Nobles Loyalty+5% Nobles Influence+10% Global Manpower+10% Vassal Forcelimit Bonus+33% |
| Mansabdari System | Any government | War Taxes Cost-50% Nobles Loyalty+10% Nobles Influence-10% Nobles Privilege Slots+1 |
| Mansure Army | Any government | Drill Decay-50% Drill Gain+50% Infantry Power+10% Army Tradition Decay-1% |
| Maratha Army | Any government | Maratha Loyalty+10% Maratha Privilege Slots+1 Reinforce Speed+20% |
| Margravate | Monarchy | Fort Maintenance-20% Defensiveness+10% |
| Martial Society | Tribal | |
| Martial Tradition | Native | |
| Matrilineal System | Any government | Heir Chance-50% Female Advisor Chance+50% Legitimacy+1 |
| Matrilineal System | Tribal | Heir Chance-50% Female Advisor Chance+50% Legitimacy+1 |
| Maya Confederation | Monarchy | Reduced Liberty Desire+10 Annexation Relations Impact-50% Diplomatic Upkeep+1 |
| Mercantile Tithe | Theocracy | Global Trade Power+5% Placed Merchant Power+5 Burghers Influence+10% Burghers Loyalty+5% Vaisyas Loyalty+5% Vaisyas Influence+10% |
| Mercantilistic Approach | Any government | Mercantilism Cost-10% Global Own Trade Power+15% Placed Merchant Power+5 |
| Mercenary Leadership | Any government | Mercenary Cost-10% Possible Condottieri+50% |
| Merchant Aristocracy | Monarchy | Max Absolutism-10 Global Trade Goods Size+5% |
| Merchant Arsenal | Any government | Recover Navy Morale Speed+20% Global Ship Recruit Speed-25% Has GalleassYes |
| Merchant Committees | Any government | Global Trade Power+10% Global Ship Trade Power+33% |
| Merchant Republic | Any government | Merchants+1 Caravan Power+33% Max Absolutism-50 Governing Capacity+150 |
| Meritocratic Recruitment | Monarchy | Yearly Corruption-10% Advisor Cost-10% Maratha Muslim Influence+10% Rajput Muslim Influence+10% Burghers Influence+10% Burghers Loyalty+5% Vaisyas Non Muslim Influence+10% |
| Meritocratic Rule | Republic | Global Trade Goods Size+5% Maratha Muslim Influence+10% Rajput Muslim Influence+10% Burghers Influence+10% Burghers Loyalty+5% Vaisyas Non Muslim Influence+10% May Recruit Female GeneralsYes Female Advisor Chance+25% |
| Militaristic Divine State | Theocracy | War Exhaustion-2% Monthly Militarized Society+5% Global Autonomy-7% Devotion-50% Max Absolutism+10 Manpower In True Faith Provinces+15% Governing Capacity-50% |
| Military Dictatorship | Any government | Global Autonomy-7% Land Morale+10% |
| Military Dictatorship | Republic | Global Autonomy-7% Land Morale+10% Max Absolutism+30 |
| Military Electorate | Republic | Leader Land Fire+1 Army Tradition+25% Rr Royalists Influence+10% |
| Military Engineering | Any government | Artillery Barrage Cost-25% Artillery Cost-10% |
| Military Principle | Republic | Republican Tradition-50% Max Absolutism+10 Years Of Nationalism-5 |
| Military Rulership | Republic | Leader Land Shock+1 Army Tradition+50% Republican Tradition-50% Max Absolutism+10 |
| Millenarian Theocracy | Republic | Devotion+1 Tolerance Own+2 Global Missionary Strength+2% Max Absolutism+40 |
| Millennialist Theocracy | Theocracy | Monthly Church Power+1 Monthly Fervor Increase+25% Enforce Religion Cost-25% Morale Damage+10% Devotion-2 |
| Ministerialis Promotion | Monarchy | Nobles Privilege Slots+1 Advisor Cost-10% Monthly Favor+10% |
| Misl Confederacy | Monarchy | Global Manpower+10% Land Maintenance-10% |
| Mission of Protection | Theocracy | Defensiveness+10% Missionaries+1 Prestige Per Development From Conversion+20% |
| Mission on the High Seas | Theocracy | Global Sailors+20% Naval Forcelimit+25% Capture Ship Chance+33% Allowed Marine Fraction+10% |
| Mission to Civilize | Theocracy | Colonist Placement Chance+10% Native Uprising Chance-50% |
| Modern Economics | Any government | Trade Efficiency+10% Burghers Loyalty+10% |
| Modernized Furusiyya | Any government | Allowed Mamluks Fraction+5% |
| Modernized Ottoman Government | Monarchy | Monarch Admin Power+1 Legitimacy+1 All Estate Influence-10% Max Absolutism+10 Governing Capacity+200 |
| Modernized Turkoman Federation | Any government | Years Of Nationalism-10 Governing Capacity+100 |
| Monarchy | Monarchy | |
| Monastic Breweries | Theocracy | Global Trade Goods Size+10% |
| Monastic Order | Any government | Governing Capacity+150 Tolerance Own+1 Fort Maintenance-20% |
| Monastic Order | Theocracy | Fort Maintenance-25% Army Tradition+25% |
| Moral Principle | Republic | |
| Mossi Confederal Kingdom | Any government | Nobles Influence+15% Nobles Loyalty+10% Global Unrest-1 Max Absolutism-20 |
| Mossi Confederal Kingdom | Monarchy | Nobles Influence+15% Nobles Loyalty+10% Global Unrest-1 Max Absolutism-20 |
| Most Holy Governing Synod | Any government | Manpower In True Faith Provinces+5% Missionaries+1 Church Loyalty+10% |