Iran coach Carlos Queiroz pleaded for equal treatment after his side overcame difficulties posed by cancelled friendlies and Nike's refusal to supply boots due to USA sanctions to beat Morocco 1-0 in their World Cup opener.
The rank outsiders in a group also containing Spain and Portugal were set for a 0-0 draw of little use to either until Ehsan Hajsafi curled in a free kick from the left wing which Bouhaddouz tried to intercept at the near-post but instead steered it into the goal.
Bouhaddouz reacted as anyone would, burying his face.
It was Iran's second win in 13 matches at the World Cup, and Asia's first since the 2010 tournament in South Africa.
The two sides are in Group B along with Spain and Portugal, so both will be eager to earn points off the bat before facing the two European powers.
"The first match is always the special match".
With this result, the two African teams that have been in action so far at the 2018 World Cup have both been defeated.
¿Por qué Luis Miguel e Issabela Camil no siguieron juntos?
Al concluir el polémico capítulo, los memes no se hicieron esperar, ya que los fieles seguidores de Luis Miguel sacaron las garras y se le fueron a la yugular al esposo de Issabela, ya que no daban crédito que su padre haya aceptado a Sergio en lugar de 'El Sol', por lo que de inmediato el también cantante se defendió de los ataques.
That contrasted with the one of the main squares in Tehran, where a billboard portrays fans celebrating and holding aloft the World Cup, accompanied by the slogan "One nation, one heartbeat".
Before the late goal, Iran striker Sardar Azmoun wasted the best chance when played clean through just before halftime.
There was plenty of action during the three matches on the second day of the 2018 FIFA World Cup.
As for the Moroccans, they can not afford another slip-up against Portugal in Moscow on the same day.
The Atlas Lions started the game brightly with highly- rated Schalke youngster Amine Harit shooting wide from the edge of the box.
Omid Ebrahimi did a crucial job as a marauding shield in Iran's midfield, protecting what was already the strongest global defence in Asia.