How did the timing of General Washington's attack Trenton help ensure a colonial victory

Explanation:

He attacked when French officials were supplying the Continental army. He chose a day when the British would not be expecting to fight. 

first, the romans stayed isolated because they had to defend their own territories from neighboring cities that were harassing them, like the etruscans. second, once the romans managed to defeat their neighbors, and started to expand their territory, they started to build roads and bridges. finally, now that the romans have covered their territory with roads functioning as highways, they could mobilize their legions faster to assemble larger military units in a specific place