Since Israel began its concerted attack on Iran on Friday, calls for regime change in Iran have grown louder – from hawks in the US Congress to Israeli officials and some Iranian activists abroad.

Day four of intensifying hostilities between Iran and Israel draws to a close, but with no end to the exchanges of missiles and drones in sight. Euronews has this roundup of the key events from Monday evening.

Prime Minister Benjamin Netanyahu insisted on Monday that Israel's campaign against Iran was "changing the face of the Middle East", as the two countries traded heavy strikes for a fourth day. The remarks came hours after a dramatic Israeli attack on an Iranian state TV building that forced a presenter to flee mid-broadcast under a shower of dust and debris -- prompting a threat of retaliation against Israeli news channels by Tehran.

Khamenei has condemned the attacks and promised to retaliate, saying Israel had "sealed for itself a bitter and painful destiny."

Netanyahu claims Israel has taken control of Tehran's skies and is 'on path to victory' - Civilians killed as explosions rock Israeli cities as Iran and Israel exchange missile fire for a fourth day i

Israeli Prime Minister Benjamin Netanyahu spoke with ABC News' Jonathan Karl about Israel's attack on Iran's nuclear program and Iran's retaliation against his country.

The Kremlin responded Monday to remarks by Israeli Prime Minister Netanyahu on possible Iranian regime change, issuing a condemnation of the "actions" that have led to escalated tensions between the two Middle Eastern nations.

Prime Minister Benjamin Netanyahu asserted that Israel "controls the skies over Tehran" and is progressing towards eliminating Iranian nuclear and missile threats. This statement, made during a visit to the Tel Nof airbase,

Israeli Prime Minister Benjamin Netanyahu said Monday that Israeli strikes against Iran have set Iran’s nuclear program back a “very, very long time.”

Israeli Prime Minister Benjamin Netanyahu on Sunday (local time) claimed that Iran's Islamic regime had pinpointed US President Donald Trump as a threat to its nuclear program and actively worked to assassinate him.