Such a conflict could easily spill over into Iraq and the surrounding region, where around 850 Canadian soldiers are deployed as part of the fight against the Islamic State of Iraq and the Levant.
Speaking from Brussels, where he is meeting counterparts from across NATO, Sajjan says Canada would like to see a “de-escalation” between the U.S. and Iran, including a shift back from military posturing to diplomacy.
WATCH: Trump says has ‘all the time in the world’ on Iran
In the meantime, Sajjan says, officials are watching closely to ensure Canadians Forces members are prepared should the situation worsen.
The dispute revolves around U.S. President Donald Trump’s decision to withdraw from an agreement his predecessor Barack Obama signed with Iran that limits Iran’s nuclear program in return for lifting sanctions.
Iran has since been accused of attacking several oil tankers in the Gulf of Oman and threatened to stockpile more nuclear material than the agreement allowed, while the U.S. has imposed new sanctions and launched a cyberattack on an Iranian militia.
WATCH: How close to all-out war are the United States and Iran?