Network upgrades, client releases, and protocol changes
Ethereum Classic completes the Spiral network upgrade at block 19,250,000, bringing Shanghai EVM equivalence to the network.
Ethereum Classic activates the Mystique hard fork at block 14,525,000, implementing selected London EIPs.
Ethereum Classic implements the Magneto upgrade at block 13,189,133, bringing Berlin hard fork improvements.
Ethereum Classic achieves full Istanbul EVM compatibility with the Phoenix hard fork activation.
Ethereum Classic activates Agharta at block 9,573,000, bringing Constantinople and Petersburg upgrades.
Ethereum Classic implements the Atlantis upgrade at block 8,772,000, achieving Byzantium EVM equivalence.
Ethereum Classic implements ECIP-1017, establishing a fixed monetary policy with a maximum supply of approximately 210.7 million ETC.
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