El Salvador becomes first country to adopt Bitcoin as an official currency and currently holds 550 Bitcoin.
The country was the first to adopt Bitcoin as legal tender, and is now the first to adopt it as an official currency. It launched the Chivo wallet with $30 worth of free bitcoin for each user. The use of bitcoin as legal tender will not be mandatory and will be the official currency alongside the US dollar. Their 550 Bitcoins are currently worth about $25M. Link