The twentieth century saw Britain having to redefine its place in the world. At the beginning of the century, it commanded a world-wide empire as the foremost global power. The Brexit referendum in 2016 marked its departure from the customs union and the single market of the EU, which it finally left in 2020. Yet the UK remains an economic and military power, with considerable political and cultural influence around the world. With many news trade agreements with countries around the world it will continue to push trade and investment globally. Its focus on attracting innovation to the UK, developing R&D centres and working closely with universities puts it on the right track for development and growth. With the development of the Astrazeneca Covid vaccine, which was a product of good cooperation between government, science and business, it was able to vaccinate its citizens quickly and successfully restrain the virus. Its focus on climate change and leadership in zero net emmissions objective portrays the UK as leading the world toward positive change.