to intervene (with sb) on sb's behalf

  • 131Campaign history of the Roman military — This article is part of the series on: Military of ancient Rome (portal) 753 BC – AD 476 Structural history Roman army (unit types and ranks …

    Wikipedia

  • 132Soviet–German relations before 1941 — German and Soviet troops shaking hands following the invasion of Poland. Soviet–German relations date to the aftermath of the First World War. The Treaty of Brest Litovsk,[1] ending World War I hostilities between Russia and Germany, was signed… …

    Wikipedia