enter upon

For this reason it is impossible to enter upon a detailed account of their composition.

The Count wages war against me to re-enter upon domains that once belonged to his family.

It was in fact determined at Lahore, that Gholab should never enter upon his independent sovereignty.

I was glad he approached it, for it is a question I enter upon without fear from anybody.

But before we enter upon this part of our subject let us pause a moment and consider somewhat more closely our new starting point.