Answer:
Alabama's segregation laws were unconstitutional.
Step-by-step explanation:
Prior to that ruling, The state of Alabama banned black citizens from sitting on the bust seat that was reserved for white citizens. Based on no other reasons but complete racism.
The situation let to a lot of protest and massive support from the progressive all across the country and being taken to the supreme court.
In 1956, the supreme court ordered the states of Alabama to desegregate all public buses. They used the 14th amendment of the constitution as the basis of this decision. The 14th amendment stated that all citizens should receive equal treatment from the government under the law. Meaning that providing different treatment for public bus based on the color of their skin was a violation of the constitution.