![Retired Polish colonel Jan Gazarkiewicz stands near tanks as he speaks with Reuters at the Polish Army Museum in Warsaw August 20, 2008. He is a veteran of Polish troops which were Retired Polish colonel Jan Gazarkiewicz stands near tanks as he speaks with Reuters at the Polish Army Museum in Warsaw August 20, 2008. He is a veteran of Polish troops which were](https://c8.alamy.com/compfr/2d17k5b/retired-polish-colonel-jan-gazarkiewicz-stands-near-tanks-as-he-speaks-with-reuters-at-the-polish-army-museum-in-warsaw-august-20-2008-he-is-a-veteran-of-polish-troops-which-were-involved-in-soviet-army-invasion-to-czechoslovakia-in-1968-august-21st-is-the-40th-anniversary-of-the-invasion-reuters-kacper-pempel-poland-2d17k5b.jpg)
Retired Polish colonel Jan Gazarkiewicz stands near tanks as he speaks with Reuters at the Polish Army Museum in Warsaw August 20, 2008. He is a veteran of Polish troops which were
![Daniil Trifonov of Russia bows after receiving the prize for the third place of the16th International Fryderyk Chopin Piano Competition in Warsaw October 20, 2010. REUTERS/Kacper Pempel (POLAND - Tags: ENTERTAINMENT SOCIETY Daniil Trifonov of Russia bows after receiving the prize for the third place of the16th International Fryderyk Chopin Piano Competition in Warsaw October 20, 2010. REUTERS/Kacper Pempel (POLAND - Tags: ENTERTAINMENT SOCIETY](https://c8.alamy.com/compfr/2e64x3k/daniil-trifonov-of-russia-bows-after-receiving-the-prize-for-the-third-place-of-the16th-international-fryderyk-chopin-piano-competition-in-warsaw-october-20-2010-reuters-kacper-pempel-poland-tags-entertainment-society-2e64x3k.jpg)
Daniil Trifonov of Russia bows after receiving the prize for the third place of the16th International Fryderyk Chopin Piano Competition in Warsaw October 20, 2010. REUTERS/Kacper Pempel (POLAND - Tags: ENTERTAINMENT SOCIETY
![Le président suisse Didier Burkhalter (R) marche avec sa femme Sabine Friedrun lors de leur visite au mémorial d'Auschwitz-Birkenau et ancien camp de concentration à Oswiecim le 28 janvier 2014. REUTERS/Kacper Pempel ( Le président suisse Didier Burkhalter (R) marche avec sa femme Sabine Friedrun lors de leur visite au mémorial d'Auschwitz-Birkenau et ancien camp de concentration à Oswiecim le 28 janvier 2014. REUTERS/Kacper Pempel (](https://c8.alamy.com/compfr/2cxx95j/le-president-suisse-didier-burkhalter-r-marche-avec-sa-femme-sabine-friedrun-lors-de-leur-visite-au-memorial-d-auschwitz-birkenau-et-ancien-camp-de-concentration-a-oswiecim-le-28-janvier-2014-reuters-kacper-pempel-pologne-tags-politique-sociale-2cxx95j.jpg)
Le président suisse Didier Burkhalter (R) marche avec sa femme Sabine Friedrun lors de leur visite au mémorial d'Auschwitz-Birkenau et ancien camp de concentration à Oswiecim le 28 janvier 2014. REUTERS/Kacper Pempel (
![Le paléontologue Tomasz Sulej présente un modèle du crâne du dicynoque Lisovica Bojani lors d'une interview au musée Evolution de Varsovie, Pologne, le 30 novembre 2018. Photo prise le 30 novembre 2018. Le paléontologue Tomasz Sulej présente un modèle du crâne du dicynoque Lisovica Bojani lors d'une interview au musée Evolution de Varsovie, Pologne, le 30 novembre 2018. Photo prise le 30 novembre 2018.](https://c8.alamy.com/compfr/2ck82me/le-paleontologue-tomasz-sulej-presente-un-modele-du-crane-du-dicynoque-lisovica-bojani-lors-d-une-interview-au-musee-evolution-de-varsovie-pologne-le-30-novembre-2018-photo-prise-le-30-novembre-2018-reuters-kacper-pempel-2ck82me.jpg)