The UK has never had such a law (except on motorways), yet pedestrians know to stay off the roads because it is dangerous.
In those developing countries the reason that there is chaos is because traffic rules are not enforced. When traffic rules are enforced vehicle speeds increase such that pedestrians avoid roads by their own volition.
In those developing countries the reason that there is chaos is because traffic rules are not enforced. When traffic rules are enforced vehicle speeds increase such that pedestrians avoid roads by their own volition.