The Canadian dollar was trading 0.4pc lower at 1.2633 to the greenback, or 79.16 U.S. cents, having touched its weakest level since March 10 at 1.2646.
The stronger dollar and rising yields, along with expectations of a strong economic recovery, sapped demand for safe-haven bullion and pushed gold prices lower.
Asked if Biden's diplomatic approach to North Korea would include "sitting with President Kim Jong Un" as former President Donald Trump did, White House press secretary Jen Psaki said.
In January 2020, then-president Donald Trump signed an accord between Beijing and Washington after a bruising trade battle that saw tariffs imposed by both sides.
AAPP said a further 13 people were killed on Sunday, as funerals were held for some of the victims, after the deadliest day of violence in the eight weeks since the coup.
Biden faced no questions on Covid, a sign of the changing national narrative -- and a scenario unimaginable for European leaders under pressure over infections.
The massacres, which have shaken Americans long numbed by mass shootings, prompted Biden to demand Congress finally tighten gun control in America, in particular banning assault weapons.
The Europeans are angry that UK-based pharma giant AstraZeneca has failed to meet its vaccine delivery promises to the EU while ensuring smoother supplies to former member Britain.