Yes, Islam religion recognizes Christianity. Muslims believe in The Bible holy book as God revelation to Jesus (peace be upon him) but they do not accept the Bible as authoritative. Refer to the related question below for more information.
Christianity, Judaism and Islam
Abrahamic religions include Judaism, Christianity, Islam and the Baha'i faith. Christianity recognize Judaism but not Islam. Islam recognizes Judaism, Christianity but not Baha'i faith. And finally Baha'i faith recognizes Judaism, Christianity and Islam all together. And obviously he did not start anything. He simply preached the word of God, i.e. the holy revelations.
Islam, Judaism and Christianity.
Christianity, Islam
Islam, Christianity
The Bible is to Christianity as the Qur'an (Koran) is to Islam.
Judaism, Christianity, and Islam have all claimed the Holy Land for themselves.
Christianity, but Islam may overtake Christianity relatively soon.
Christianity is to Bible as Islam to Quran.
Judaism, Christianity, and Islam religions.
Both Islam and Christianity originated out of Judaism.
Neither Islam nor Christianity believe in idols,