It was this treaty which preluded the first French invasion of Portugal.

There were two possible outcomes to the French invasion of Portugal.

He saw military service in the Spanish invasion of Portugal during 1580-1583.

By 1762 he was a major, and served in the campaign against the Spanish invasion of Portugal (1762).

This battle put an end to the first French invasion of Portugal.

He participated in the 1807 invasion of Portugal.

The most pressing issue in the war with Spain was a threatened invasion of Portugal.

This battle ended the second French invasion of Portugal.

He served in this role during Masséna's 1810-1811 invasion of Portugal.

The siege delayed Masséna's invasion of Portugal by over a month.