Ukraine is once again at a political crossroads. Like many of the world’s troubled nations, its presentday borders refl ect historical events that paid little attention to the national identities of those involved, such as the westward expansion after World War 2 into what had been Polish territory, and Nikita Khrushchev’s unexpected 1954 gift from Russia to Ukraine of Crimea. Just like Russia ...

This paper adopts Charles Tilley’s “War-Driven Model” to discuss the state-building of Arab countries in Middle East. discusses two aspects national capacity and identity state construction, argues that due special geopolitics East countries, region cannot improve their war, including financial absorption social control capacity; on one hand, war domestic ethnic conflict have fallen into a vici...

We present high-time-resolution observations of the young precessing pulsar B1828−11, which yield clues to the true beam shape and the fundamental precession period.

In this paper, we study residuated lattices in order to give new characterizations for dense, regular and Boolean elements in residuated lattices and investigate special residuated lattices in order to obtain new characterizations for the directly indecomposable subvariety of Stonean residuated lattices. Free algebra in varieties of Stonean residuated lattices is constructed. We introduce in re...

In the current geopolitical context, multinational corporations (MNCs) face a high level of uncertainty and volatility while trying to navigate changing landscape. This AIB Insights special issue aims provide first steps towards articulating novel actionable insights guide MNCs as they interact with rapidly shifting environment. Our introductory editorial briefly introduces topic geopolitics in...