The European Central Bank raised interest rates by 50 basis points on Thursday as promised, ignoring financial market chaos and calls by investors to dial back policy tightening at least until sentiment stabilizes. The ECB has been raising rates at its fastest pace on record to curb inflation, but a rout in global markets since the collapse of Silicon Valley Bank in the United States last week had threatened to upend those plans at the last moment. In line with its often-repeated guidance, the central bank for the 20