Lockheed Martin and Boeing said on Monday they are positioning themselves to secure a significant share of U.S. President Donald Trump's Golden Dome missile defense system, as competition intensifies over what could become one of the world's largest defense contracts.

Boeing executives have underlined the increasingly challenging geopolitical picture facing customers for the company's defence products.

Geopolitical tensions roiled the opening of the Paris Air Show on Monday as French authorities sealed off Israeli weapons industry booths amid the conflicts in Iran and Gaza, a move that Israel condemned as "outrageous".

French authorities closed a handful of Israeli firms' stalls at the Paris Air Show, citing a decision to ban "offensive weapons" being displayed amid the Gaza war.

Boeing Co. said it’s made more progress in the past four to five months on the long-delayed new presidential aircraft than at any point in the last four years as it identifies ways to streamline the complex program.

European aeroplane manufacturer Airbus announced Saudi and Polish orders for more than 100 aircraft at the Paris Air Show on Monday while US rival Boeing focused on “supporting customers” after the Air India crash.

War, tariffs and the Air India crash will cast a shadow over the Paris Air Show as the aerospace industry's biggest annual gathering opens on Monday.

In this article, AeroTime casts its eye through the official Air Show preview list to pick out its highlights – which aircraft are likely to grab the most headlines, which will attract the most orders,