U.S. Treasury bond yields declined on Tuesday, on the first day of the week, following a long weekend celebrating Independence Day.
The benchmark 10-year Treasury bond yield is down by about 7 basis points at 1.363%, near its lowest level in more than two weeks.
The 30-year note yield also plunged to 1.988%, narrowing the yield curve to its flattest level since June 21.
American debt instruments followed the path of their European peers, with expectations that the ECB will maintain its easing policies amid recovery signs.