A Henry Jackson Society report, seen by Express.co.uk, ordered the Government to dig deeper into public funds to preserve a strong British military.
Author and founding member James Rogers said: “For many years now – the UK has allocated a progressively smaller share of its national income to national security.
“This may have made sense during the post-Cold War years, but it does not make sense today.
“While the past two decades have been a relatively stable and prosperous era, a plethora of existing geopolitical trends could easily come together, in whole or in part, to generate future flashpoints.
“The policies of a prickly and revisionist Russia; the further breakdown of order in the Middle East; the geopolitical rise of the Indo-Pacific, not least China; America’s domestic political situation, allied to the US’ shifting geopolitical interests in keeping with its status as both an Atlantic and Pacific power.”
Read more in the Daily Express.