And while there was huge US interest in the game back home, commentators and pundits at the stadium say it almost felt like a home game for Iran.
Iran's players threw everything at the US side, but after 9 action-packed minutes of extra time, and a denied penalty appeal, they fell and exited the tournament.
Amid reports that the Iranian team were threatened after not singing the anthem at the last match, GOP Senator Lindsay Graham said he admired their players even while rooting for the national side.
\u201cLike all Americans, I am pulling for #TeamUSA in today\u2019s World Cup match against Iran. \n\u00a0\nHowever, I do admire the Iranian players. They took\u00a0a brave stand at great personal risk against a brutal regime when they refused to acknowledge the regime\u2019s national anthem.\u201d
\u201cLET FREEDOM RING GOALLLLLLLLLLLLLLL \ud83c\uddfa\ud83c\uddf8\ud83c\uddfa\ud83c\uddf8\ud83c\uddfa\ud83c\uddf8\ud83c\uddfa\ud83c\uddf8\ud83c\uddfa\ud83c\uddf8\ud83c\uddfa\ud83c\uddf8\ud83c\uddfa\ud83c\uddf8\ud83c\uddfa\ud83c\uddf8\ud83c\uddfa\ud83c\uddf8\ud83c\uddfa\ud83c\uddf8\ud83c\uddfa\ud83c\uddf8\ud83c\uddfa\ud83c\uddf8\ud83c\uddfa\ud83c\uddf8\ud83c\uddfa\ud83c\uddf8\ud83d\udc80\ud83d\udc80#USAvIRN\u201d
\u201cThis man was just ahead of his time. \n\ud83c\uddfa\ud83c\uddf8\ud83c\uddfa\ud83c\uddf8\ud83c\uddfa\ud83c\uddf8 #USMNT \ud83c\uddfa\ud83c\uddf8\ud83c\uddfa\ud83c\uddf8\ud83c\uddfa\ud83c\uddf8\u201d
— Matty Ape \ud83e\udd8d\ud83d\udc8e\ud83c\uddfa\ud83c\uddf8 (@Matty Ape \ud83e\udd8d\ud83d\udc8e\ud83c\uddfa\ud83c\uddf8)
Afterwards, the nation let out a collective exhale - and the term started trending.