Possible Clues:

• Tokyo Rose's output
• Hype
• Support military commander with inside information
• Hype and forward a flyer, say
• Means to shape opinion and support a country short of capital
• Publicity must have appropriate look, it's said
• Druid-supporting poster put up in effort to influence public opinion
• Hype for US lawyer defending one with unorthodox religious views?
• Respectable-sounding African country lacking initial hype
• Influencer's material? (In this answer, note the first letter + the last 4 letters)