The 1st halving event occurred on November 28, 2012 after 210,000 blocks had been mined. The block reward decreased from 50 to 25 coins per block.
![money illustration](https://cdn.statmuse.com/finance/asset_img/bitcoin-wizard--hf0b78ky.png)
The 1st halving event occurred on November 28, 2012 after 210,000 blocks had been mined. The block reward decreased from 50 to 25 coins per block.