At the age of 26, Shishov went missing from his home in Kyiv and was found dead, hanging from a tree in a park near the place where he lived.
[11] A week prior to his death, Shishov helped organize a rally in Kyiv that marked the 31st anniversary of Belarus's independence from the Soviet Union.
BHU stated that "[they] were warned repeatedly by local sources and our people in Belarus about possible provocations, going as far as kidnapping and assassination.
[13] Following Shishov's death, Volodymyr Zelensky, the president of Ukraine, ordered law enforcement agencies to more closely protect Belarusian exiles.
[14] In an 9 August press conference, President Lukashenko denied that Belarusian security services had killed Shishov, calling the activist "a nobody.