A (strongman leader) may tighten a grip on a region.Logical formLearned from5 sentences. A country may tighten an (immigration policy).Logical formLearned from5 sentences. Firms may tighten (purse strings).Logical formLearned from5 sentences. A country may tighten ties.Logical formLearned from5 sentences. An embargo may be tightened.Logical formLearned from5 sentences. A president may tighten.Logical formLearned from5 sentences. A junta may tighten a grip on a country.Logical formLearned from5 sentences. Stockpiles of (motor fuel) may tighten.Logical formLearned from5 sentences. A policy may tighten moves.Logical formLearned from5 sentences. Police may tighten (security arrangements).Logical formLearned from5 sentences. A president may tighten a state of emergency.Logical formLearned from5 sentences. A country may tighten regulations.Logical formLearned from5 sentences. Authorities may tighten a grip.Logical formLearned from5 sentences. A bill may tighten sanctions by impossing a (travel ban).Logical formLearned from5 sentences. Credit may tighten moves.Logical formLearned from5 sentences.