Key legal question
Whether the appeal against annulment of facilitated naturalization was admissible and whether the Federal Supreme Court could review the factual findings.
Extracted holding
The appeal in public law matters was in principle admissible; factual findings could only be corrected if manifestly inaccurate or legally flawed.
Extracted reasoning
The Court applied the BGG rules on review of facts and new evidence, emphasizing the limited scope of review and the need for substantiated challenges.