Definition of "bear upon" [bear upon]

• To influence, have an effect upon. (verb)
• To be relevant to. (verb)

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• "The excellence of his charts was such that to this day the Admiralty charts for those portions of the Australian coast where he did original work bear upon them the honoured name of Matthew Flinders; and amongst the seamen who habitually traverse these coasts, no name, not even that of Cook, is so deeply esteemed as his."
• "She was imprisoned by Tal Hajus, and every effort, including the most horrible and shameful torture, was brought to bear upon her to wring from her lips the name of my father; but she remained steadfast and loyal, dying at last amidst the laughter of Tal Hajus and his chieftains during some awful torture she was undergoing."
• "In one species the 6-feet-long leaves bear upon the margins and upper surface long, thin, needle-like points, black and glossy, and attaining a length Of 3 inches; the main rib bears stout re-curved prickles, while the sheaths which envelop the cane are densely covered with dark brown or black points 1 inch and more long."