US President Donald Trump has sharpened his attacks on the Federal Reserve, saying it posed the biggest risk to the US economy.
He also targeted Fed chairman Jerome Powell, telling the Wall Street Journal he seemed "happy" to be raising interest rates.
Recent US presidents have avoided commenting on Fed policy.
Asked in the Wall Street Journal interview what he saw as the biggest risks to the US economy,
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He said Fed chairman Jerome Powell "almost looks like he's happy" to be raising interest rates. "Every time we do something great, he raises the interest rates."
The US central bank has continued a policy of gradual rate rises since
Recent presidents have avoided commenting on Fed policy, in a sign of respect for the bank's independence.