Advertising
Noun and する verb
せんでん
Tofuguの広告宣伝費はいくらぐらいですか。
How much money does Tofugu spend on advertising?
All the things the leader proclaims is transmitted to the people. It's all propaganda, which is why you transmit it.
This is a jukugo word that uses the on'yomi readings of the kanji. You should be able to read this on your own.