propaganda
noun [ U ]
disapproving uk/ˌprɒpəˈɡændə/ usinformation, ideas, opinions, or images that give one part of an argument, which are broadcast, published, etc. in order to influence people's opinions:
a propaganda campaign/tool/exercise The report is just a political propaganda tool.
anti-government/anti-Western/anti-American propaganda In the cyber attack, the home pages of official websites were replaced with anti-government propaganda.
Critics called the book a blatant piece of propaganda.