Certainly, laws can always be changed. (It might take a law, or amended law, to emplace or remove a war memorial).
War Memorials Trust was created in 1997.
Secertary of commity and war
UK National Inventory of War Memorials was created in 1989.
People don't generally worship at war memorials. The memorials are used as a focus for remembering the dead and the horrors of war. The number of people who attend memorials varies greatly from country to country and memorial to memorial. It is impossible to put a figure on the number of people.
See: British war memorials
to honour fallen soldiers
Wreaths of poppies.
they're not
Rebuilding and memorials.
they used them for war and lots of memorials
memorials
In the 21st Century, nearly every US state has one, or one in planning.