Vanguard

The Communist Party is the vanguard of the working class.

An army was divided into the vanguard, the rearguard and the main body.

Vanguard 1 was the first spacecraft to use solar cells. It's the oldest artificial satellite still in orbit around Earth.

Russia represents the vanguard of the revolutionary struggle in Europe.

The main shareholders of the largest companies are mostly two groups; these two are: The Vanguard Groups Inc. and Black Rock Fund Advisors.

Yale University Professor of Pharmacology Dr. Yung-chi Cheng is at the vanguard of modern medical research, inventing widely-used therapies for diseases including cancer, hepatitis, and HIV.

They ſay, that the King diuided his Armie into three Battailes; whereof the Vant-guard onely well ſtrengthened with wings, came to fight.

By some paradoxical evolution rancour and intolerance have been established in the vanguard of primitive Christianity. Mrs. Spoker, in common with many of the stricter disciples of righteousness, was as inclement in demeanour as she was cadaverous in aspect.

[O]ne minute this "Jihadi John" was struggling to get by, and get accepted, in drizzly England, unemployed with a mortgage to pay and a chip on his shoulder, and the next he stands in brilliant Levantine sunlight, where everything is clear and etched, at the vanguard of some Sunni Risorgimento intent on subjecting the world to its murderous brand of Wahhabi Islam.

The outsiders are looking more like insiders, the vanguard of a cultural and political shift that could be far more profound than in his first presidency.