...ficient scope for the manoeuvres of a single regiment of cavalry. After a rain the deep alluvium became, under the tread of horses, a bed of mortar knee-deep. The forests between the York and the James rivers were filled with tangled thickets and unapproachable morasses. The tributaries of the rivers, mostly deep, crooked, and sluggish, became more tortuous as they approach their confluence, and the exp...