Sentence examples for frontier against from inspiring English sources

Charlemagne established the Elbe as a frontier against the northern Slavs.

There were no schools or hospitals, or policemen to guard the frontier against smugglers or terrorists.

Ankara defended NATO's easternmost frontier against the Soviet Union during the cold war.

Protecting the nation's frontier against Chinese incursions and Western spies, however, is no longer a major priority.

To protect the frontier against them, warrior emperors devoted whatever energies they could spare from the constant struggle to reassert control over provinces where local regimes emerged.

Friuli played an important role as the Italian frontier against the Avars, a powerful military confederation of Central Asian origin that had taken over Pannonia.

And since the barbarian threat never ended, neither did the wars Rome waged to protect its frontiers against this threat.

By 980 Vladimir had consolidated the Kievan realm from Ukraine to the Baltic Sea and had solidified the frontiers against incursions of Bulgarian, Baltic, and Eastern nomads.

Other, such as France, erected obstacles at their southern frontiers (against the spirit of Schengen) to stop the refugees or migrants from coming north.

They were another Iranian people of the steppe who began to move southward during the 3rd century bc when Alexander's successors, the Seleucids, proved incapable of safeguarding their frontiers against such incursions.

Taylor's military successes in the Mexican War – and a quarter of a century's previous experience policing the frontiers against Native Americans – made him an attractive candidate to northerners; the fact that he was a slave-owner (he had a plantation in Mississippi) was attractive to southern voters.