" his crowd gave us the Depression and later appeasement to the Nazis and World War Two"

Lloyd George was a liberal and formed a coalition government kicked out in 1922.

1922 Bonar Law         Conservative         Law ministry
1922
1923 Stanley Baldwin         First Baldwin ministry
1924 Ramsay MacDonald         Labour (minority)First MacDonald ministry
1924 Stanley Baldwin         Conservative         Second Baldwin ministry
1929 Ramsay MacDonald         Labour (minority)Second MacDonald ministry
1931 National         First National Government
1931 Second National Government
1935 Stanley Baldwin         Third National Government

1937 Neville Chamberlain         Fourth National Government
1939 Chamberlain war ministry
1940 Churchill(to sort everyone out!)

History does not support your statement. Liberals were bit players all the way through since the days of H. H. Asquith as PM