The phrase "radical propaganda" is correct and can be used in written English.
You might use it when discussing a particularly aggressive and controversial form of communication that is intended to influence people's opinions and behaviors. For example, you could say, "The extremist group is known for its radical propaganda campaigns, which often incite fear and hatred."
Barack Obama called Mateen "an angry, disturbed, unstable young man who became radicalized", over the internet, after encountering radical propaganda.
Certainly, they are the targets of increasingly radical propaganda, demanding that they separate themselves from the decadent society around them.
The group was using private chat rooms and Internet forums to disseminate radical propaganda, the authorities said, and was recruiting people to fight in various locations, particularly Iraq.
One of the more striking aspects of Erickson's court filings is the way in which he has portrayed the pipeline protests as if they were performance art meant largely to generate radical propaganda.
"That is only going to heighten the sense of alienation that those most likely to consume radical propaganda feel, while giving groups like Islamic State a talking point to tell these young people; 'You're being targeted for being who you are and for wanting to use the internet to seek the truth'".
The men had allegedly formed an extremist cell, and were sharing radical propaganda and videos.
The German Police Federation said the shootings were the first case of homegrown terrorism inspired by radical Islamic propaganda disseminated over the Internet.
But the analysis did not include that Mr. Thompson had also watched Islamic State beheading videos and reviewed radical jihadist propaganda, making his intentions less clear.
Reid's journey to violent jihad was not just fuelled by radical Islamist propaganda - he talked about the case of Stephen Lawrence and how that exposed discrimination in society.
But that risks turning the young generation into a resource for radical Islamic propaganda and unrest," said a local graphic artist, who asked to remain anonymous.
It is mere radical right propaganda.
