In the whirlwind world of crypto, October 21, 2025, was the kind of day that grabs you by the collar not with a dazzling surge, but a drop that whispers, 'Hold on, this is just catching its breath.' Picture starting your morning with a hot coffee, only to see BTC's daily candle open at $109,500 in GMT timezone and slide to $107,800 by midday. That 1.6% dip wasn't mere noise; it signaled a market flushing out excess leverage, a classic post-rally purge. But why today, of all days? Let's unpack it step by step. First off, the bombshell: The U.S. government notched a record $15 billion Bitcoin seizure in its crackdown on financial crimes. This move landed like a gut punch to investor sentiment, sparking fears it could tighten supply though seized coins often hit auctions and cycle back in. Short-term, though, panic ruled, fueling a sell-off. Notably, BTC trading volume spiked to one of its highest in months, echoing the $19 billion liquidation cascade from last weekend's turmoil. Yet, it's not all doom. Zoom out to the macro picture: The Fed teeters on a big call sans key data, thanks to the government shutdown kicking off October 1. No September jobs report or retail sales figures means relying on private proxies like ADP polls or chats with behemoths such as Walmart. Markets peg an 77% shot at a 25-basis-point cut in the October 29-30 meeting. Such easing often caresses risk assets like BTC, potentially igniting a rebound. Fed's Chris Waller, in a fresh speech, stressed caution but struck an overall tone of 'solid economy, tamed inflation.' Enter Trump policies, that double-edged sword. His tweet storm on China tariffs 'They'll come to the table because tariffs work' fanned trade flames. Fresh duties on imports from China, Mexico, and Canada could rake in $703 billion for Uncle Sam, but at what cost? Global inflation spikes and supply chain strains. Bitcoin, the decentralized haven, often thrives in fiat chaos. Remember how it rocketed from $3,000 to $20,000 in Trump's first term? Some pundits reckon his crypto-friendly vibes like ETF expansions could encore that magic. Over in Japan, ripples too. Sanae Takaichi's ascent as the first female PM vows to hoist U.S.-Japan ties to 'new heights.' The yen shed 0.7%, dubbing it the G10's weakest, pushing USD/JPY past 151.80. The Bank of Japan hiked rates to 0.75% and tapered bond buys normalization signals. These FX shifts might funnel capital toward BTC, where borders blur. Canada's central bank logs gloomy surveys: Firms eye a 33% recession odds, shelving investments amid tariffs. Inflation expectations hover at 3%, with rate-cut bets rising. China's in the spotlight with middling growth but tariff jitters. France grapples political unrest, euro wobbles. All these puzzle pieces sketch a jittery globe where BTC either shines or scrapes by. Technically, the BTCUSD chart on TradingView paints a short-term downtrend: RSI below 50, MACD flashing sell, and the 50-day MA crossing under the 200-day (death cross). But that volume surge? It might herald a bottom. Hold above $106,000, and a bounce to $110,000 looks feasible. Wrapping up, October 21, 2025, reminded us crypto's a patience game. Today's tumble stings, sure, but with a dovish Fed and Trump tilting pro-crypto, the horizon's brighter than it seems. Practical takeaway: Diversify wisely, HODL through the noise, and track macro winds they're the sails in this voyage.