Yes and No.
It is true that Spain protected its American settlements with forts (called presidios). The missiones, however, were churches and were not involved in the defense of the Spanish settlements.
During this time Spain and France had built forts to protect them from possible attacks.
missions
Pueblo, presidios, and missions
Missions
The Spanish established 3 kinds of settlements in New Spain. Pueblos served as trading posts and sometimes as centers of government. Priests started missions to convert local American Indians to Catholicism. The Spanish also built presidios, or military bases, to protect towns and missions
Missions.
Missions.
Missions.
The first settlers to arrive in California after the Native Americans were Spanish.
New Spain refers to Spain's colonies and settlements in America. Mostly they had claims in southern North America, Central America, and in South America itself. They even breached into parts of modern day Texas. They also depended heavily on their claims to Barbados and other W. Indies Islands.
Spain protected its North American holdings though a series of forts known as presidios. These were roughly distributed along the present U.S.-Mexico border to prevent invasions from other European powers, as well as to defend the populations in the New Mexico and California territories from Native American raids.
the three settlements are pueblos missions presidio they are all made for a different purpose: Pueblos were for Settlers/Residents. Missiones were for Church Officials. Presidios were Military Installations.