On the occasion of Pongal, UK PM Boris Johnson has extended greetings to the Tamil diaspora in the country and around the world. While taking to Twitter, Johnson shared a video message and said that there is much to celebrate and look forward to. <br />''<br />''<span style="color: #222222;">Showing gratitude to the Tamil community for its contribution towards the UK society, the British Prime Minister also highlighted the efforts taken by the community that range from building businesses to boost the country's economy to treating patients in the NHS.</span><br />