Perhaps there could be a legislation system where countries can pass certain legislation that will have different effects on their nation, greater revenue/greater military effectiveness for example,
Nation: Cymru
Leader: Wiliam
Gun Control (None)
Abortion (Limited)
Same-Sex Marriage (No)
Women's Rights (Some)
Welfare (No)
Social Security (Yes)
LGBT Rights/Protection (No)
Capital Punishment/Death Penalty (Yes)
Animal Rights/Protection (Some)
Legal Prostitution (Yes)
Legal Use of Marijuana (No)
Legal Use of Drugs/Narcotics (Some)
Religious Liberties (Limited)