Any subversive ideas that the poem contained were therefore limited to an audience of the educated elite who could afford to purchase the book.

Even, in some cases, that it expresses "subversive ideas."

Political parties based on ethnic, religious, military, or subversive ideas were prohibited.

They could carry subversive ideas into the mainstream.

In that period, conservatives said it was needed to protect American citizens from subversive ideas, mainly communism.

Thus the occupation drives out political tolerance, a requisite of democracy; it makes peace and civil liberties subversive ideas.

Congress considered the measure necessary to protect American citizens from subversive ideas, mainly communism.

A powerful state movie censorship board kept subversive ideas away from the masses.

A joke worth laughing at always has an idea behind it, and usually a subversive idea.