The tunnels of death: Inside Hamas’s underground passages used to move weapons and ambush Israeli forces - who are now obliterating the network with airstrikes Israel Defence Forces have long been trying to destroy the tunnels in the Gaza Strip that appeared after 2007 Apparently tricked Hamas into sending fighters into the tunnels then bombed them, killing many militants Network was used by Hamas in 2014 Israel-Gaza war to enter the Jewish state, ambush soldiers, and return First tunnels were built into Egypt to bypass the Israeli blockade of Gaza, had pivoted towards Israel by 2014 The passages, which Hamas claims are for defence, now branch dozens of kilometres through the Gaza Strip