The cryptocurrency market loses US$200 billion following stablecoin TerraUSD's collapse in value. Bitcoin and Ether fall to their lowest value in 16 and 11 months, respectively.
Romania announces that starting on May 16, the fourth dose of Comirnaty – the Pfizer–BioNTech COVID-19 vaccine – can be administered in vaccination centers and in family medicine offices for all adults.
The Russian Ministry of Foreign Affairs threatens to take retaliatory steps against Finland, including of a "military-technical" nature, if the country joins NATO.
Finland's leaders declare that the country should apply for membership of NATO "without delay," with the Parliament set to vote next week on whether to apply.