Poland's withdrawal from landmine ban convention threatens escalation — Russian MFA "Beyond weakening the Convention itself, these steps could set off a domino effect, with other countries following suit," Maria Zakharova said MOSCOW, February 20. /TASS/. Warsaw's withdrawal from the Anti-Personnel Mine Ban Convention could trigger a "domino effect" and escalate tensions in Europe, Russian Foreign Ministry Spokeswoman Maria Zakharova said in a comment. "The consequences of such actions will soon become apparent. Beyond weakening the Convention itself, these steps could set off a domino effect, with other countries following suit," the diplomat said. "At the same time, some EU...