28/07/2020: Ethereum 2.0 Testnet Launch
The Beacon Chain, the first phase of Ethereum 2.0, goes live on a public testnet, marking a significant step towards the transition to a proof-of-stake consensus mechanism.
20/07/2017: Ethereum Hard Forks: Byzantium
The Ethereum network undergoes a hard fork upgrade named Byzantium, implementing various improvements to enhance scalability, privacy, and security.
17/06/2016: The DAO Hack
The Decentralized Autonomous Organization (DAO), built on the Ethereum platform, suffers a major security breach, resulting in the theft of approximately 3.6 million ETH tokens.
30/07/2015: Ethereum Mainnet Launched
The Ethereum mainnet is released, enabling developers around the world to build and deploy decentralized applications on the Ethereum blockchain.
30/07/2013: Ethereum Whitepaper Published
Vitalik Buterin publishes the Ethereum whitepaper, outlining a new blockchain platform designed to support decentralized applications and smart contracts.
20/11/2009: Resumption of issuing Córdoba coins
The Central Bank resumed issuing córdoba coins, reintroducing denominations of 10, 25, and 50 centavos, and 1 córdoba.
03/01/2009: Bitcoin Genesis Block Created
The first block of the Bitcoin blockchain, known as the Genesis Block, is mined by Satoshi Nakamoto, marking the birth of the Bitcoin network.
31/10/2008: Bitcoin Whitepaper Published
Satoshi Nakamoto releases a whitepaper titled 'Bitcoin: A Peer-to-Peer Electronic Cash System,' introducing the concept of a decentralized digital currency.
01/01/2001: Dollarization
Nicaragua adopted the US dollar as its official currency, effectively ending the era of the Nicaraguan córdoba as the national currency.
04/07/1991: Currency control and unification
The government implemented currency control measures, unifying the exchange rate at 5 córdobas oro per US dollar.
25/04/1991: Córdoba Oro becomes legal tender
The Córdoba Oro was declared as the only legal tender in Nicaragua, replacing the old cordoba.
01/02/1988: Introduction of the Córdoba Oro Currencies
The government introduced the Córdoba Oro as a new currency, replacing the previous currency, with an initial rate of 1 córdoba oro = 1,000 córdobas.
01/03/1932: Córdoba de Oro established
The Córdoba de Oro was introduced, replacing the previous córdoba at a rate of 10,000 to 1.
20/10/1912: Introduction of the Nicaraguan córdoba
The Nicaraguan córdoba was introduced as the official currency of Nicaragua, replacing the peso at a rate of 12.5 córdobas per US dollar.