Answer:
Because Britain imposed taxation without representation
Step-by-step explanation:
The tea act was created in 1767 which reduced the amount of tea held by companies in London warehouses. Colonist were upset with this act because they felt this was Britain's way of trying to grab their support because of this act. In result the colonist dumped 342 chests of tea into the Pearl Harbor and after was upset that "Britain imposed the idea of taxation without representation."
Hope this helps.