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Bitcoin calendar.

Halvings and network upgrades, the US releases that move markets, conferences, and the anniversaries of Bitcoin's history. Dates are in UTC.

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BTC Balkans

ConferencesSunday 1 November

A two-day, community-run Bitcoin conference for the Balkans, with keynotes, panels and workshops.

June 2021

June 2021, dates in UTC
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Events in June 2021

Wednesday 9 June1971 days ago

  • El Salvador passes its Bitcoin Law

    El Salvador's Legislative Assembly voted 62 of 84 to make bitcoin legal tender, the first country to do so. The vote came late on 8 June in El Salvador, which was early on 9 June in UTC; President Nayib Bukele posted the result just after midnight there. The US dollar stayed legal tender too.

    PolicySourceAl Jazeera, 9 June 2021 (the vote "late on Tuesday", 8 June)

Saturday 12 June1968 days ago

  • Taproot locks in

    Block 687,284 was the 1,815th in its two-week period to signal for Taproot, reaching the 90% needed under the "Speedy Trial" activation rules and locking in the upgrade. It took effect five months later, at block 709,632.

    Network · 12:04 UTCSee block 687,284SourceBitcoin Core 0.21.1 release notes, Taproot Soft Fork (Speedy Trial, 90% of a 2,016-block period)