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Who built the world's first liquid propellant rocket?

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Mr. Tim Mc Grath from Pakistan
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These three men are knowen for there work with the first liquid or solid propelled rockets?

    Konstantin   Eduardovich Tsiolkovsky (17   September 1857 – 19 September 1935) was a Russian and Soviet rocket scientist   and pioneer of the astronauti

Which three men are known for their work with the first liquid- or solid-propelled rockets?

One would be Wernher Von Braun who was a Nazi scientist who was responsible for creating the the V1 (doodlebug) and V2 rocket during the second world war. After the war he suc