Here are a few options for a formal title, depending on your focus:

• Option 1 (Direct and comprehensive): France Denies Asylum to Former Operative of Wagner Group’s African Disinformation Network
• Option 2 (More journalistic): France Rejects Asylum Claim from Whistleblower Linked to Wagner Group’s Influence Operations in Africa
• Option 3 (Concise): Asylum Denied: France Rebuffs Whistleblower Regarding Wagner Group’s African Disinformation Activities

Recommendation: Option 1 is the most professional and clearly articulates the subject matter.

Here are a few options for a formal, professional rewrite of your title:

Option 1 (Most formal and academic):

Intelligence Operations and Electoral Interference: A Comparative Analysis of Romania, Slovenia, and Ukraine

Option 2 (Direct and professional):

Black Cube and Eastern Europe: Investigating Intelligence-Affiliated Electoral Interference

Option 3 (Concise and journalistic):

Intelligence and Election Integrity: The Black Cube Dossier in Eastern Europe

Recommendation: Option 1 is the most suitable if you are producing a formal report, white paper, or serious geopolitical analysis, as it frames the subject matter clearly and objectively.

Here are a few options for a formal equivalent, depending on the specific focus of the article:

• Populist Resurgence Along the Mediterranean: A Critical Analysis
• The Rise of Nationalist Politics in the Mediterranean Basin
• Contemporary Populism in the Mediterranean: Trends and Implications

Recommendation: If you want to maintain the punchiness of the original while upholding a formal tone, “Populist Resurgence Along the Mediterranean” is the most effective choice.