Previous Hard Fork Information

• ​Hard Fork Compatibility, Minimum Ballot Window & Additional Upgrades​

  • Date: 2018-01-29

  • Block 772000

• ​Upgradeable Governance Contracts, Emission Supply Increase & Additional ​Upgrades​

  • Date: 2018-10-22

  • Block 5329160

• ​Constantinople (St.Petersfork) hard fork​

  • Date: 2019-04-29

  • Block: 8582254

• ​Instanbul Upgrade​

  • Date: 2019-12-19

  • Block: 12598600

• ​On-Chain Randomness​

  • Date: 2020-03-31

  • Block: 14350721

• ​Berlin HF​

  • Date: 2021-05-24

  • Block: 21364900

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