Russia is an christian nation, they don't practice circumcision
Yes, Indonesia does practice circumcision; male and female. This is referred to as Khitan.
no, not all tribes perform circumcision
No
Circumcision is not a part of Christian tradition.
In general, modern Jews still believe and practice circumcision.
Muslims were never banned from practicing malecircumcision. Female circumcision is forbidden and it is not an Islamic practice .
Australian Aboriginal have circumcision rights as do Australian Jews and Muslims the practice of selective circumcision as practiced in English speaking country's since the Victorian era is rapidly diminishing and is being actively discouraged by the Australian medical fraternity.
Circumcision is the removal of the Prepuce or foreskin from the penis. this is largely a religious practice and there are no medical or health advantages in it except in extremely rare circumstances.
Circumcision is a requirement of Judaism although there is a small fringe group of mainly non-religious Jews who are choosing to not circumcise their sons. Circumcision is also required by Islam according to the majority of its adherents. Refer to related questions below for more information.
yes
Circumcision is reputed to cause a number of problems regarding infection, however it is very difficult to pin the practitioners down especially in the USA where the practice of necessary circumcision is rife,