It's the small Baltic state that's no stranger to being invaded - having been occupied by both Nazi Germany and the Soviet Union. But while many hope it will never happen again, there are fears in NATO and beyond that Estonia is next on Vladimir Putin's hitlist. So how is the country preparing for the threat from Russia? And could Estonia really be on the front line of a future war in Europe? Niall is joined by the outgoing UK ambassador to Estonia, Ross Allen. Have you got something you want Niall and the team to look into? Email the show – [email protected] Follow This is Why, available for free here: https://podfollow.com/thisiswhy Follow Niall on Instagram: https://www.instagram.com/skynewsniall Follow Niall on X: https://twitter.com/skynewsniall SUBSCRIBE to our YouTube channel for more videos: http://www.youtube.com/skynews Follow us on X: https://twitter.com/skynews Like us on Facebook: https://www.facebook.com/skynews Follow us on Instagram: https://www.instagram.com/skynews Follow us on TikTok: https://www.tiktok.com/@skynews For more content go to http://news.sky.com and download our apps: Apple https://itunes.apple.com/gb/app/sky-news/id316391924?mt=8 Android https://play.google.com/store/apps/details?id=com.bskyb.skynews.android&hl=en_GB To enquire about licensing Sky News content, you can find more information here: https://news.sky.com/info/library-sales