"Propaganda tool" refers to a method or device used to spread biased or misleading information in order to influence people's beliefs or opinions. It is often used to shape public opinion or promote a particular agenda or ideology. Full definition
Combine this kind of predictive power with an army of bots and you've got a potent propaganda tool. (vox.com)
I'd like to know why, when they go to PR launches and such, they use their Twitter feeds as propaganda tools for the product they were invited to peruse. (housegoeshome.com)
Combined with the CRTC's plans to lift prohibitions on publishing lies, the Sun - chain's TV channel was poised to become a powerful propaganda tool for the Harper Government ™ until Atwood joined the fray. (thetyee.ca)