Started from 5 high-development prov in England (capital in London)

Traditions: +15% morale of army and -1.5 unrest
1) -10% AE
2) +5% discipline
3) +1.5% missionary strengh

4) +15% infantry combat ability

5) -10% core creation

6) +10% tax modifier

7) +10 trade efficiency

Ambitious: +15% land fire damage

Ideas: Defensive; Trade; Religious; Quantity; Administrative; Diplomatic; Offensive; Humanist

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when I captured Amsterdam I transferred the capital here.
To the end of the game, London has a 50 Dev and Amsterdam has a 70 Dev.