Some countries ban things they find against their culture or if they think it is bad. But same time some other countries may allow these things. Here are a list of things that are illegal in other countries but legal in USA
Bringing Ketchup in school
Mullets Hair style
Denmark Government has prepared a list of 7000 names from which citizens has to choose their kids names. If they have something else in their mind then they have to take a formal approval from the church. This is also practiced in Sweden and New Zealand.
Incandescent bulbs are not allowed in Cuba since 2005, Even Argentina and EU countries also banned it after 2010.
Swedish Government banned spanking their children in 1979. After that, 45 other countries also followed to outlaw this cruel punishment. In the US, this corporal punishment is allowed in 19 US States.