<Tr> <Td> 1938 </Td> <Td> (May) Republican sue for peace, Franco demands unconditional surrender </Td> </Tr> <Tr> <Td> 1938 </Td> <Td> (24 July) Battle of the Ebro begins </Td> </Tr> <Tr> <Td> 1938 </Td> <Td> (24 December) Franco throws massive force into invasion of Catalonia </Td> </Tr> <Tr> <Td> 1939 </Td> <Td> Beginning of Franco's rule </Td> </Tr>

Why was there a civil war in spain