TRON (TRX) is a Layer 1 blockchain founded by Justin Sun in 2017, and today it's best understood as the world's main highway for stablecoins — especially USDT (Tether, the largest dollar-pegged token). Its base is fast and cheap, which made it the default network people use to send digital dollars around the world, particularly in emerging markets. TRX is the network's token: it's used to pay fees and to stake for network resources. Unlike a decentralized ideal, TRON is closely associated with Justin Sun, giving it a strong, hands-on figurehead but also single-person risk.
Where it stands today: TRON hosts a staggering amount of USDT — often more than any other chain, around $85 billion — and settles roughly half of all USDT transfers globally, with tens of millions of daily active accounts. That makes it quietly one of the most 'used' blockchains for real money movement. Its long-running US SEC case against Sun and the TRON Foundation was dismissed in 2026, removing a legal overhang, and Sun's related company keeps buying TRX for its treasury. The flip side showed up when Tether froze hundreds of millions in USDT on TRON under regulatory guidance — proof of both how central TRON is to global dollar flows and how directly compliance pressure now reaches it. So today it's a payments powerhouse with real usage, wrapped around concentration and regulatory questions.