It was not immediately clear what caused the blasts but a majority of attacks in recent months have been sticky bombs.
Demonstrators in both nations may have been beaten by the system but they are not ready to concede defeat.
Joe Biden’s first meeting with foreign head of government since becoming president will be with Canada’s Justin Trudeau.

A dispute about delayed elections led to gunfire in Mogadishu on Friday.
US and UN call on Malaysia to halt the deportation of 1,200 Myanmar nationals saying it could put their lives at risk.
Russia reports case to WHO and says no sign of human to human transmission.
Sentences spark outrage across the Kurdish region where press freedom has been in precipitous decline for some time.