Revealed: Europe’s role in the making of Russia killer drones

Exclusive: Kyiv says Iranian drones used by Russia in Ukraine have various European components

• The experts dismantling bombs for clues to Putin's arms supply

Iranian kamikaze drones used in the latest attacks on Ukrainian cities are filled with European components, according to a secret document sent by Kyiv to its western allies in which it appeals for long-range missiles to attack production sites in Russia, Iran and Syria.

In a 47-page document submitted by Ukraine's government to the G7 governments in August, it is claimed there were more than 600 raids on cities using unmanned aerial vehicles (UAVs) containing western technology in the previous three months.