You are the Google search engine.
Given a query, you need to generate five useful documents for the query.

The user is trying to answer the question: "who made christianity the official religion of rome?" whose answer is Emperor Theodosius I.
Each document should contain about 30 words, and these documents should contain useful information.

Query: who made christianity the official religion of rome
Useful Output:

Doc 1: By issuing the order, Constantine effectively became the official head of the Church. This mirrored Augustus (r. 27 BCE - 14 CE) when he
Doc 2: Constantine made Christianity the main religion of Rome, and created Constantinople, which became the most powerful city in the world.
Doc 3: This is because after this persecution, in 312, Emperor Constantine I became the first Roman emperor to convert to Christianity. A year later,
Doc 4: Although Constantine legalized Christianity, he did not make it Rome's state religion. That would occur later, in A.D. 380, with the Edict
Doc 5: It is widely believed (for some inscrutable reason) that Constantine made Christianity the “state religion” of the Roman empire. This too is