Israel decimated the group’s leadership last fall and degraded its military capabilities. Can the same strategy work against a far more powerful foe?

Israel and Iran have opened a new chapter in their long history of conflict. Israel launched a major attack with strikes early Friday that set off explosions in the Iranian capital of Tehran.

What was the context for these attacks? What kind of damage has been inflicted? How has Iran responded? How has the world responded, and what happens next?

The Lebanese militant group Hezbollah was long considered Iran’s first line of defense in case of a war with Israel.

U.S. stock futures are higher even as fighting between Israel and Iran spiked oil prices. Futures linked to the blue-chip Dow rose 0.36%, while broad S&P 500 futures added 0.42% and tech-heavy Nasdaq futures gained 0.

Israeli forces seal entrances of several cities and villages in occupied Palestinian territory amid conflict with Iran.