All you can C

Creation
concept contest
centuries condensed...
contested conception
Christ
chariots, cavalry
Caesar came, conquered Cleopatra
created classic century calendar
Claudius' centurions cut Caligula
Commodus craved Coliseum circuses
circumcised citizens called Christians
Constantine ceremoniously christened Constantinople
critical crusaders cavalierly crushed city
califs claimed creative control
centuries condensed...
Columbus, Copernicus
continents conquered
classics, Cervantes
church criticism, civil conflict
certain creature comforts
colossal church construction
centuries condensed...
Constitution
Canada
...
Churchill
...
careless China
....
Covid

Author notes: https://allpoetry.com/contest/2795872-Alphabet-alliteration-C---century---