The United States invaded Mexico, and the two armies engaged in long marches punctuated with intense battles, over a period of some sixteen months.
(The United States; invaded; Mexico, and the two armies engaged in long marches punctuated with intense battles, over a period of some sixteen months) (the two armies; engaged; in long marches) (long marches; punctuated; )
The United States the two armies long marches
invaded engaged punctuated
Mexico, and the two armies engaged in long marches punctuated with intense battles, over a period of some sixteen months
in long marches