Sandman,
Of all nations, UK is the most restrictive on who it sells arms to." please provide stats to back this up

Here you will find lists of nations we refuse to sell arms to, but others do.
https://www.gov.uk/guidance/current-arms-embargoes-and-other-restrictions

BBC,
"The government said UK defence exports would continue to be "under careful review" to ensure they meet the standards of the Consolidated EU and National Arms Export Licensing Criteria.
"We welcome this judgment, which underscores the fact that the UK operates one of the most robust export control regimes in the world," a spokesperson said."
http://www.bbc.co.uk/news/uk-40553741