New York, March 14: The US dollar index decreased on Tuesday following the news about the replacement of the country’s secretary of state. In late New York trading, the euro rose to $1.2397 from $1.2336 in the previous session, and the British pound rose to $1.3977 from $1.3906 in the previous session, Xinhua news agency reported. The Australian dollar fell to $0.7867 from $0.7877.