on+the+border
131The Tale of the Destruction of Riazan — (Russian: Повесть о разорении Рязани Батыем) is an early Russian work about the capture of the city of Ryazan by the Mongols in 1237.General HistoryWhen events described in the tale took place, Ryazan principality was a rather prosperous border… …
132The theory of a second-best solution — concerns the events that happen when a condition for an optimal outcome isn t met. In that case a second best solution should be sought. But the second best solution isn t always the one where every other condition is met except the one missing… …
