01/01/2021: End of Monetary Dualism
The Cuban government completed the currency unification process, eliminating the convertible peso (CUC) and establishing a single currency system with the Cuban peso (CUP).
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.
20/12/2013: Currency Unification Implementation
The Cuban government officially started the process of currency unification, gradually phasing out the convertible peso (CUC) and improving monetary policy.
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.
25/10/2011: Currency Unification Announced
The Cuban government announced plans to eliminate the dual currency system and unify the CUP and CUC.
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.
08/12/2004: Elimination of US Dollar Circulation
The Cuban government announced the withdrawal of the US dollar as legal tender and introduced the convertible peso (CUC) as a replacement.
07/12/1994: Dollarization Decree
Cubans were allowed to hold and transact in foreign currencies, primarily the US dollar, to counter the economic crisis.
01/08/1994: Special Period
The Cuban economy faced a severe crisis due to the collapse of the Soviet Union, leading to currency devaluation and economic reforms.
01/01/1961: Nationalization of Banks
The Cuban government nationalized all private and foreign-owned banks, including their currency holdings.