Add punctuation: 1421 The Empress Catharine II of Russia 1729 96
A: 1421. The Empress Catharine II of Russia (1729 96).

Add punctuation: But had they known it so they had wanted to know the previous language with etc I think I got all my questions answered and consider myself to know a little more about the subject now
A: But had they known it so they had wanted to know the previous language with etc. I think I got all my questions answered, and consider myself to know a little more about the subject now.

Add punctuation: Measuring only 10 cm x 5 cm 4 in x 2 in the AXIS M30 Series consists of AXIS M3004 which provides HDTV 720p and 1 MP resolution and AXIS M3005 which supports HDTV 1080p
A:
Measuring only 10 cm x 5 cm (4 in. x 2 in.), the AXIS M30 Series consists of AXIS M3004, which provides HDTV 720p and 1 MP resolution, and AXIS M3005, which supports HDTV 1080p.