Legitimate authority

Legitimate authority

No private wars

Legitimate authority

No private wars

Recognized government

Legitimate authority

No private wars

Recognized government

Must it be democratic?

Legitimate authority

No private wars

Recognized government

Must it be democratic?

Constitutional procedure

Legitimate authority

No private wars

Recognized government

Must it be democratic?

Constitutional procedure

Other authorities?

Legitimate authority

No private wars

Recognized government

Must it be democratic?

Constitutional procedure

Other authorities?

Revolutionary groups

Legitimate authority

No private wars

Recognized government

Must it be democratic?

Constitutional procedure

Other authorities?

Revolutionary groups

Resistance movements

Legitimate authority

No private wars

Recognized government

Must it be democratic?

Constitutional procedure

Other authorities?

Revolutionary groups

Resistance movements

Must have support of the people they claim to represent

Legitimate authority

No private wars

Recognized government

Must it be democratic?

Constitutional procedure

Other authorities?

Revolutionary groups

Resistance movements

Must have support of the people they claim to represent

U.N. Security Council

Right Intentions

Right Intentions

Just cause must be the real intention

Right Intentions

Just cause must be the real intention

Problems

Right Intentions

Just cause must be the real intention

Problems

How to determine "real" intention

Right Intentions

Just cause must be the real intention

Problems

How to determine "real" intention

Governments consisting of many people may not have one intention

Right Intentions

Just cause must be the real intention

Problems

How to determine "real" intention

Governments consisting of many people may not have one intention

Law can distinguish crimes based on intention

Proportionality

Proportionality

Good must outweigh harm

Proportionality

Good must outweigh harm

Everyone's well-being counts equally

Proportionality

Good must outweigh harm

Everyone's well-being counts equally

Two interpretations

Proportionality

Good must outweigh harm

Everyone's well-being counts equally

Two interpretations

Good that war brings vs. harm it causes

Proportionality

Good must outweigh harm

Everyone's well-being counts equally

Two interpretations

Good that war brings vs. harm it causes

Overall well-being at end of war vs. if war had not been fought

Proportionality

Good must outweigh harm

Everyone's well-being counts equally

Two interpretations

Good that war brings vs. harm it causes

Overall well-being at end of war vs. if war had not been fought

WWII as standard for just war