From the Han founder Liu Bang's 206 BCE campaign. On Han Xin's advice, he openly repaired the plank road to Guanzhong while secretly marching through Chencang (
陈仓, in modern Baoji, Shaanxi) to surprise Zhang Han. The full strategic phrase,
明修栈道,
暗度陈仓, became one of the 36 Stratagems.