On the 23rd of January 1743, direct negotiations between the two powers were opened at Abo, and on the 7th of August 1743 Sweden ceded to Russia all the southern part of Finland east of the river Kymmene, which thus became the boundary between the two states, including the fortresses of Villmanstrand and Fredrikshamn.
Abo remains the ecclesiastical capital of Finland, is the seat of the Lutheran archbishop and contains a fine cathedral dating from 1258 and restored after the fire of 1827.
For w = i the form is A i ai+Bib i, which we may write aob l -albo = ao(I) b -(I)abo; the remaining perpetuants, enumerated by z I - 2' have been set forth above.
This page gives an overview of all articles in the 1911 Brittanica which are alphabetized under A to Abo.
At the peace congress of Abo (January - August 1743) he insisted that the whole of Finland should be ceded to Russia, by way of completing the testament of Peter the Great.