But Israel's formidable and sophisticated military forces - with an arsenal largely, but not exclusively, provided by the United States - are enabling it to overpower a much larger enemy. The BBC looks at the military balance in the latest war in the Middle East.

The Israel-Iran conflict has escalated into its fourth day with mounting casualties, widening attacks, and no sign of diplomatic resolution.

Israel and Iran have begun a new round of attacks, as the conflict between the two heavily armed rivals enters its fourth day.

Despite stunning early successes in Israel’s unprecedented strikes on Iran, a weekend of intensive bombardment and retaliation is raising questions about Israel’s exit strategy – how it can end this conflict with its ambitious goals achieved.

The Israeli military claims its campaign has eliminated high-value targets, including nine senior scientists, and severely damaged Iran’s nuclear infrastructure. Iranian authorities confirmed damage to four critical buildings at the Isfahan uranium conversion facility,

TEL AVIV, Israel (AP) — Iran fired a new wave of missile attacks on Israel early Monday, killing at least five people, while Israel claimed in the fourth day of the conflict that it had now achieved “aerial superiority” over Tehran and could fly over the Iranian capital without facing major threats.

The Israeli military said an entire Tehran neighborhood should evacuate ahead of planned strikes there, as residents of Iran’s capital piled onto roads heading north to seek shelter from the fourth day of bombardment.

Iran fired a new wave of missile attacks on Israel early Monday, triggering air raid sirens across the country as emergency services reported at least five killed and dozens more wounded in the fourth day of a conflict between the regional foes that showed no sign of slowing.

As the Iran-Israel conflict intensifies, the U.S. deploys the USS Nimitz aircraft carrier along with support tankers to bolster military readiness.

A Democratic senator introduced legislation to prevent President Donald Trump from using military force against Iran without Congress's authorization.