SQL Error While running Script

if exists(select * from Sysobjects
where Xtype='U' and ltrim(rtrim(Name))='Ethnicity_Master')
begin 
drop table Ethnicity_Master
CREATE TABLE Ethnicity_Master
(
Ethnicity_ID int primary key identity (1,1) not null, 
Race_ID  int ,
Ethnicity_Description nvarchar(500),
foreign key (Race_ID) references Race_Master(Race_ID) on delete cascade
)
end
else
Begin
CREATE TABLE Ethnicity_Master
(
Ethnicity_ID int primary key identity (1,1) not null, 
Race_ID  int ,
Ethnicity_Description nvarchar(500),
foreign key (Race_ID) references Race_Master(Race_ID) on delete cascade
)
End
insert into Ethnicity_Master(Race_ID,Ethnicity_Description) values(1,'European')
insert into Ethnicity_Master(Race_ID,Ethnicity_Description) values(1,'Armenian')
insert into Ethnicity_Master(Race_ID,Ethnicity_Description) values(1,'English')