For the past 16 evenings, as rush-hour traffic roared down Jalan Tun Razak, a different kind of sound pierces the din - the hollow clang of a battered cooking pot struck again and again.

From the far-left corner of the pedestrian walkway outside the US Embassy in Kuala Lumpur, Wan Fatin Suriyanie Wan Ahmad, 48, stages her own solitary 10-minute ritual.

“Stop killing babies! What’s wrong with you?!

“People of the world, wake up!” she cries.