CERN halts future collaboration with Russia

Politics like religion and prejudice are mostly impediments to the advancement of humanity. What do cooperative physics, chemistry, mathematics and biology have to do with warfare and attendant politics? IMO, CERN and similar international endeavors should have a neutral policy regarding extraneous world events. Yeh; I know, it's next to impossible given our genes and Evolution.
 
What do cooperative physics, chemistry, mathematics and biology have to do with warfare

Not what I was looking for, but nicely presented... A time-line of how science was moving forward to improve the world and shows how the involvement of the wrong person and their susceptibility to having research extracted for wrong doing.