Protests have erupted across Iran after the government unexpectedly announced that it was rationing petrol and increasing its price. <br />'' <br />'' At least two people have been killed and Several more people were injured during overnight protests.<br />''<br />'' Petrol prices rose by at least 50% as subsidies on petrol were reduced by the government.<br />''<br />'' In the city of Sirjan in central Iran, demonstrators tried to set a fuel warehouse on fire.<br />''<br />'' According to media reports, other cities were also affected including the capital, Tehran, Kermanshah, Isfahan, Tabriz, Karadj, Shiraz, Yazd, Boushehr and Sari.<br />''<br />'' Dozens of angry protesters blocked roads by turning off car engines or abandoning vehicles in traffic in several cities.<br />''<br />'' Iran is already suffering economically due to stiff sanctions imposed by the US after Washington decided to pull out of the 2015 Iran nuclear deal.<br />