 Nyorai kupfuurira kweiyi ndima - Beaver akaberekerwa muLewknor, muOxfordshire musi wa 28 Kukadzi 1766 kuna Reverend James Beaver, mufundisi weLewknor. Baba vake vakafa apo Philip akanga ane makore gumi nerimwe, achisiya mhuri iri murombo. Amai vake vakagamuchira chikumbiro chaJoshua Rowley, ipapo kaputeni weHMS Monarch chokutora Philip kuenda naye kugungwa. Philip Beaver akapinda muNavy muna October 1777, achiva midshipman ari muMonarch mukati ma1778. Achiri pachigaro ichi, akapupurira Hondo yeUshantmusi waJuly 27, 1778. Akagara naRowley uye akamuperekedza apo Rowley akatora murairo weHMS Suffolk muna December 1778 ndokuenda naye kuWest Indies. Rowley akabva agadzwa kuva mukuru mukuru wehondo uye akaisa mureza wake mungarava dzakawanda, kusanganisira HMS Conqueror, HMS Terrible uye HMS Princess Royal. Beaver akamutevera kune imwe neimwe, uye mukuita kudaro akashanda sechikamu chemauto pakati pa1779 na1780 pane dzimwe nguva pasi pehutungamiri hweAdmirals John Byron, Sir Hyde Parker naSir George Rodney. Ngarava yake yakabva yava pasi pomutungamiriri mukuru waSir Peter Parker kuJamaica, uko Beaver akapedza nguva yasara yehondo. Akakwidziridzwa kuva lieutenant nemubatsiri wake, Admiral Rowley, musi wa 2 Chikumi 1783. Akapedza makore gumi akatevera achigara naamai vake muBoulogne. Basa rake rengarava mukati menguva iyi rakaganhurirwa kumwedzi mishomanana muna 1790 uye muna 1791, panguva yekuunganidzwa mukupindura kuSpanish neRussia zvombo. 