command Control of the german air service ( ) was centralised Cause_to_amalgamate and the new ( german air force ) was able to challenge Competition anglo-french air superiority with the reinforcements and new , superior , fighter aircraft .

although anglo-french skirmishes over their american colonies had begun Process_start with what became Becoming the french and indian war in 1754 , the large-scale conflict Hostile_encounter that drew Motion in most of the european powers was centered Placing on austria 's desire to recover silesia from prussia .