The Meter Convention
The Meter Convention  
Podcast: History Daily
Published On: Wed May 20 2026
Description: May 20, 1875. The Meter Convention is signed by 17 nations, establishing a system for standardizing measurements worldwide. This episode originally aired in 2025. Support the show! Join Into History for ad-free listening and more. History Daily is a co-production of Airship and Noiser.Go to HistoryDaily.com for more history, daily.