CHE. Of course one of the few names the whole world refers to when it comes to revolution. His ideas were revolutionary that many took hold, though many had never ever seen him. A hat with a Star is a great reference.
Street Art are not necessarily intricate like the ones we get in a gallery space. Art for Public is a neo terminology picking up these days, with lot of individuals and organisations involved. This scene is from CMH Road, Indira Nagar, Bengaluru.
Have you heard of Wire Pollution? Big cities of India has this peculiar pollution of hanging wires, ranging from electric wires to the cable connection wires to internet cables to whatnots. They form a part of Art in Public initiatives, though they are ugly art.