Dmitry Medvedev, deputy chairman of the Russian security council, on Monday threatened Poland in a lengthy letter... "The interests of the citizens of Poland have been sacrificed due to Russophobia of 'mediocre politicians' and their 'puppeteers from across the ocean' with clear signs of senile insanity," the former Russian president and prime minister wrote in a post on his Telegram channel... "It's absolutely and completely right that it is expensive and thoughtless. But Poland can no longer take into account the costs. Everything that Poland could lose due to its long-term pathological Russophobia has already been lost," he continued. Poland,...