Here are a few options for a formal title, depending on your preferred focus:
- Strategic Disinformation: An Analysis of Russian False-Flag Narratives Concerning Ukrainian Migrants
- The Efficacy of Russian Disinformation Campaigns Targeting Ukrainian Migration Trends
- Examining the Impact of Russian Fabricated Narratives on Ukrainian Migrant Perceptions
Recommendation: The first option is the most professional and suitable for a policy paper, journalism piece, or academic article.