The future of defense technology lies in eight sectors, according to the Alliance, which include hypersonic systems, quantum technology or biotechnology. NATO must learn to operate while facing the pressure of climate change, which will create a burden on national borders and economies, says a study written by over six thousand experts.

Relations between Russia and the Visegrad countries differ not only in the historical or political perspective, but also in their populations. While Slovaks are the most tolerant towards Russia, almost 80 percent of Polish citizens do not trust Russia's president, Vladimir Putin. Poland, however, enjoys the most lively trade cooperation with Russia. 

Harvard Kennedy School expert sees the pandemic as an opportunity to reestablish the transatlantic cooperation, including on the level of cities and municipalities. What's tragic is that many Europeans do not perceive Donald Trump as an anomaly, but as a revelation of America's true face, says Cathryn Clüver Ashbrook.

According to Stockholm International Peace Research Institute defense spending grew to 1.753 billion worldwide, which is approximately 2.2 percent of global GDP. Up to 62 percent of those were spent by a fifth of all countries, none of which is a member of the European Union.