Please capitalize where necessary: but that ended with the declaration of egypt as the arab republic of egypt.
A: But that ended with the declaration of Egypt as the Arab Republic of Egypt.

Please capitalize where necessary: it was designed by giovanni lorenzo bernini, and was completed by nicola salvi in 1762. the fountain became world famous when anita ekberg splashing around in the "la dolce vita".
A: It was designed by Giovanni Lorenzo Bernini, and was completed by Nicola Salvi in 1762. The fountain became world famous when Anita Ekberg splashing around in the "La Dolce Vita".

Please capitalize where necessary: 15 fear not, daughter of sion: behold, thy king cometh, sitting on an ass's colt.
A: 15 Fear not, daughter of Sion: behold, thy King cometh, sitting on an ass's colt.

Please capitalize where necessary: you could, for example, say that the company gets involved in things that you would like to work with, and it does so in a way that particularly interests you.
A:
You could, for example, say that the company gets involved in things that you would like to work with, and it does so in a way that particularly interests you.