Of course, Jesus would not have been welcome in the Republican party, and would have been considered very liberal in his social views.
I think the more legitimate question is, why do conservatives think they are no a higher moral ground than liberals who in my opinion are more in line with early Christian principles.
The wording of the question posed by the OP is condescending.
Jesus did not support the things one has to in order to be a Democrat. We have had this debate before, so let me re-post:
Things You Have to Support to Be a Democrat Today
(In alphabetical order)
Abortion
Abolition of private property
Abolition of tradition
Adultery
Affirmative Action
Aid and comfort for America’s enemies
“Alternative lifestyles”
Anti-Americanism
Anti-democracy
Anti conservative speech
Anti school-choice
Anti-subsidiarity
Appeasement of America’s enemies
Assisted suicide
Bondage and sado-masochism workshops in universities
Citizenship for known terrorists
Coddling of Criminals
Death taxes
Defeat for the U.S. (Priority #1)
Defiance of legitimate authority
Distribution of condoms in K-12
Diversity (except viewpoint)
Euthanasia
Female masturbation workshops in universities
Fornication
Glorification of debauchery
Godless Marxism
Gun Control
“Hate” crimes laws
Hate for the Christian religion
Hate for those of faith (except Islamics and Islamic bombers)
Homosexual special rights
Individual human will (will to power) being the ultimate good
Intolerance of the good
Isolationism
K-12 Indoctrination into Godless Marxism
K-12 Indoctrination into homosexuality
K-12 sex education
Lack of moral clarity
Moral equivalency
Moral Relativism
Multi-culturalism
Nietzscheism
Obliteration of God from the public square
Parole of vicious criminals
Pedophilia (except by Catholic priests and Republicans)
Polylogism
Pornography
Pornography in public schools
Pro-Europeanism
Racial quotas
Radical egalitarianism
Redistribution of OTHER peoples’ money
Revisionism
Release of known terrorists
Same-sex “marriage”
Sodomy (again, except by Catholic priests and Republicans)
Speech codes
Tolerance of evil
Tolerance Über Alles
UN one-world government
Unlimited government
Unlimited taxation
“Victimless” crimes
Voting rights for aliens (legal or otherwise)
Voting rights for felons
“It is the Democrats’ obsession with death and communism that is the prime mover of such dementia.” It cannot be said any better.