"The UK, Sweden, France, Germany and the Netherlands are confident that Alexei Navalny was poisoned with a lethal toxin," the countries' governments said in a joint statement. "Navalny died while held in prison,

Five European countries say tests confirm Russian opposition leader Alexei Navalny was poisoned with a lethal toxin found in poison frogs, and they blame the Russian state.

Analyses of samples taken from Navalny’s body have “conclusively confirmed the presence of epibatidine,” the statement said.