# Key Events

| Event                                                                                                                                                                      | Description                                                                                                              |
| -------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | ------------------------------------------------------------------------------------------------------------------------ |
| `DelegateChanged(address indexed delegator, address indexed fromDelegate, address indexed toDelegate)`                                                                     | An event thats emitted when an account changes its [delegate](/governance/delegate.md).                                  |
| `DelegateVotesChanged(address indexed delegate, uint previousBalance, uint newBalance)`                                                                                    | An event thats emitted when a delegate account's vote balance changes.                                                   |
| `ProposalCreated(uint id, address proposer, address[] targets, uint[] values, string[] signatures, bytes[] calldatas, uint startBlock, uint endBlock, string description)` | An event emitted when a new [proposal](/governance/propose.md) is created.                                               |
| `VoteCast(address voter, uint proposalId, bool support, uint votes)`                                                                                                       | An event emitted when a [vote has been cast](/governance/cast-vote.md) on a proposal.                                    |
| `ProposalCanceled(uint id)`                                                                                                                                                | An event emitted when a proposal has been [canceled](/governance/cancel.md).                                             |
| `ProposalQueued(uint id, uint eta)`                                                                                                                                        | An event emitted when a proposal has been [queued](/governance/queue.md) in the [Timelock](/governance/timelock.md).     |
| `ProposalExecuted(uint id)`                                                                                                                                                | An event emitted when a proposal has been [executed](/governance/execute.md) in the [Timelock](/governance/timelock.md). |


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