Washington/ Tehran, March 6 -- As Israel and the United States continue large-scale strikes on Iranian military and strategic sites, Tehran has warned that companies investing in US government debt could be considered "legitimate targets," arguing that such investments effectively help finance Washington's war effort.

US government debt is widely held across global financial markets by banks, pension funds, corporations, mutual funds and foreign governments. Many major US corporations and financial institutions also operate regional headquarters in the Middle East, particularly in Dubai, a key financial hub that hosts numerous global banks, technology firms and investment companies.

Tehran considers firms and financial institutions that p...