 
 <prompt> Wen Romans adjust to new needs for navy? Given di previous question, write one context wey get di answer. E fit be 1 - 20 sentences. Context: <response>: After e don reduce for size afta dem conquer the Mediterranean, di Roman navy come get small upgrade and revitalisation for late Republic to meet new demands. Under Caesar, dem gather invasion fleet for English Channel make dem fit invade Britannia; under Pompey, dem raise big fleet for Mediterranean Sea make dem clear di sea of Cilician pirates. During di civil war wey happun, as many as one thousand ships either dey build or press into service from Greek cities. 