This is in response to http://www.liveleak.com/view?i=4bc_1346620851 which claims that the RAF did not bomb Berlin until 1944.

25 August 1940

The damage to Berlin was not great but the demonstration that RAF bombers could hit Berlin proved that the Nazi regime's boasts to be false. In turn Hitler ordered retaliation against London, a decision that was to have a significant impact on the course of the air war over Britain.

After Luftwaffe planes had bombed London on the 24th August, probably by mistake or simply because they were unloading their bombs randomly in order to escape fighters, Churchill ordered the first deliberate bombing of the German capital.

William Shirer, the American war correspondent in Berlin, was still managing to produce independent journalism, although the censor was making his task increasingly difficult. He was preparing for his broadcast to the United States when the war arrived in Berlin for the first time:

http://ww2today.com/25th-august-1940-berlin-bombed-for-the-first-time