They were already allowed to spy on non US citizens as much as they pleased.
The 5 eyes just made it super easy to ask someone else to acquire some data on US citizens and put it in a database that they conveniently had access.
Now, since the most of the country likes to gargle Trump’s balls on the off chance he might hurt some non whites they don’t even need the plausible deniability.
They were already allowed to spy on non US citizens as much as they pleased.
The 5 eyes just made it super easy to ask someone else to acquire some data on US citizens and put it in a database that they conveniently had access.
Now, since the most of the country likes to gargle Trump’s balls on the off chance he might hurt some non whites they don’t even need the plausible deniability.