They have a right to able to search your backpack.
People and Argument side two
They do have a say in that you cannot search there backpack without permission.
The Supreme Court Decision
The supreme court states that you don't need a warrant in order to search a students backpack in a public school.
How did it affect the laws of the country?
The search did not violate the constitution, so they put more reasonable rules in schools.
How did it affect the culture of the country?
It didn't because it didn't violate the constitution they just made more reasonable requirements.