The cross or the "P" from Constantine vision.
christianity!
Baptism
The Cross is the most prevalent sign of Christianity. The Fish symbol is also very popular. Both originated in the early first century church days shortly after the time of Christ.
Yes it is. Notice that it is a cross in a circle with the arms bent down. The "peace sign" is putting down God and all of christianity.
Nope. The Sign of the Cross relates to Christianity. The Illuminati is a group that folded over two hundred years ago by order of the Duke of Bavaria.
The cross is easily one of the most recognized forms of symbolism as it is globally recognized to represent Christianity.
It can be either irregular or regular depending on which cross you mean. A cross as in the X symbol is regular, as is the + (plus) sign. The traditional cross associated with Christianity is not
I would say it's a good sign, a sign of peace to come. Pigeons are doves, and doves symbolize purity, peace, and in Christianity the Holy Spirit.
If you mean by sign the religious symbol then the answer is that Islam has no religious symbol in the sense as the cross in C Christianity or David Star in Judaism. The crescent and the star are just political symbols inherited since the Ottoman wars. If you mean by sign the indicators of Islam then the answer is that they are many as the mosques, hijab, the marks on the forehead, ... etc.
Emperor Constantine was a former pagan who converted to Christianity after having a dream of the Chi-Rho (☧now a prominent insignia in Roman Catholicism) and was told to put the "heavenly divine symbol" on the shields of his soldiers, our Blessed Lord telling him, "In this sign, you shall conquer."
Christianity
Non-denominational Christianity, Lutheran Christianity, Presbyterian Christianity, Messianic Judaism, Social Christianity, Baptist Christianity, Methodist Christianity, Pentecostal Christianity, Protestant Christianity, and regular Judaism.