Complex sentence: When king Manuel I inherited the Portuguese throne, he restored the Braganzas with all their previous honours and, from then on, the County of Ourém was included in the Braganzas assets.
Split into simpler sentences: When king Manuel I inherited the Portuguese throne, he restored the Braganzas with all their previous honours. The County of Ourém was included and, from then on, it was included in the Braganzas assets.