Paul said in I Corinthians 15:17, if Christ has not been raised, your faith is futile. So that's the linchpin of the Christian faith, is whether Jesus did indeed, A, live, B, die, and C, was resurrected from the dead, which authenticated his claims of divinity.
Jehovah, Allah, the Trinity, Jesus, Buddha, are names for a great variety of human virtues, human mystical experiences, human remorses, human compensatory fantasies, human terrors, human cruelties. If all men were alike, all the world would worship the same God.