This work aims to study geographical barriers by analyzing the duplicity of geographical status which see them divided into two qualities marked by the terms border and frontier . Trying to read the different impacts that follow on communities and territories . By studying how these geographical status of barriers have changed following globalization . How they are returning after the epidemic from Covid-19 . Analyzing the consequences in relation to the space-time compression caused by globalization and regarding the geopolitical and socio-cultural strategic dynamics of states.