According to Odaily, the Bitcoin network experienced its longest block time in history, lasting 2 hours and 19 minutes. This event occurred between block heights 689300 and 689301 on July 1, 2021, from 18:27 to 20:46. This is a significant event in the history of Bitcoin, as it marks the longest duration for a block to be added to the blockchain. The block time is a critical aspect of the Bitcoin network's operation, affecting transaction speed and network efficiency. This historical event provides valuable insights into the network's performance and potential areas for improvement. It also serves as a benchmark for future block times, contributing to the ongoing development and optimization of the Bitcoin network.