Since its adoption in 2000, the US dollar has been the official currency of which mainland South American nation?
International use of the U.S. dollar Other nations besides the United States use the U.S. dollar as their official currency, a process known as official dollarization. For instance, Panama has been using the dollar alongside the Panamanian balboa as the legal tender since 1904 at a conversion rate of 1:1. Ecuador (2000), El Salvador (2001), and East Timor (2000) all adopted the currency independently. The former members of the U.S.-administered Trust Territory of the Pacific Islands, which included Palau, the Federated States of Micronesia, and the Marshall Islands, chose not to issue their own currency after becoming independent, having all used the U.S. dollar since 1944.
International status and usage of the euro of Malta have been denominated in euros, although the Order's official currency remains the Maltese scudo. The Maltese scudo itself is pegged to the euro and is only recognised as legal tender within the Order. The euro is a major global reserve currency, sharing that status with the US dollar (USD), which continues to be the primary reserve of most commercial and central banks. Since its introduction, the euro has been the second most widely held international reserve currency after the US dollar. The euro inherited this status from the German mark, and since its introduction, it has increased its